Home / 9,099.57-12,557.53-5,324.94

Finding the Fourth Proportional to 9,099.57, 12,557.53 and 5,324.94

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Solution

The fourth proportional to 9,099.57, 12,557.53 and 5,324.94 is: 7,348.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,099.57 : 12,557.53 = 5,324.94 : x
  2. Step 2: Convert to fraction form
    9,099.57/12,557.53 = 5,324.94/x
  3. Step 3: Cross multiply
    9,099.57x = 12,557.53 × 5,324.94
  4. Step 4: Simplify right side
    9,099.57x = 66,868,120.80
  5. Step 5: Solve for x
    x = 66,868,120.80/9,099.57
  6. Step 6: Final answer
    x = 7,348.49

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.