Home / 7,530.60-11,295.90-1,984.80

Finding the Fourth Proportional to 7,530.60, 11,295.90 and 1,984.80

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Solution

The fourth proportional to 7,530.60, 11,295.90 and 1,984.80 is: 2,977.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,530.60 : 11,295.90 = 1,984.80 : x
  2. Step 2: Convert to fraction form
    7,530.60/11,295.90 = 1,984.80/x
  3. Step 3: Cross multiply
    7,530.60x = 11,295.90 × 1,984.80
  4. Step 4: Simplify right side
    7,530.60x = 22,420,102.32
  5. Step 5: Solve for x
    x = 22,420,102.32/7,530.60
  6. Step 6: Final answer
    x = 2,977.20

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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.