Home / 6,520.50-9,780.75-2,627.64

Finding the Fourth Proportional to 6,520.50, 9,780.75 and 2,627.64

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Solution

The fourth proportional to 6,520.50, 9,780.75 and 2,627.64 is: 3,941.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520.50 : 9,780.75 = 2,627.64 : x
  2. Step 2: Convert to fraction form
    6,520.50/9,780.75 = 2,627.64/x
  3. Step 3: Cross multiply
    6,520.50x = 9,780.75 × 2,627.64
  4. Step 4: Simplify right side
    6,520.50x = 25,700,289.93
  5. Step 5: Solve for x
    x = 25,700,289.93/6,520.50
  6. Step 6: Final answer
    x = 3,941.46

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.