Home / 5,513.45-8,271.59-2,392.73

Finding the Fourth Proportional to 5,513.45, 8,271.59 and 2,392.73

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Solution

The fourth proportional to 5,513.45, 8,271.59 and 2,392.73 is: 3,589.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,513.45 : 8,271.59 = 2,392.73 : x
  2. Step 2: Convert to fraction form
    5,513.45/8,271.59 = 2,392.73/x
  3. Step 3: Cross multiply
    5,513.45x = 8,271.59 × 2,392.73
  4. Step 4: Simplify right side
    5,513.45x = 19,791,628.22
  5. Step 5: Solve for x
    x = 19,791,628.22/5,513.45
  6. Step 6: Final answer
    x = 3,589.70

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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.