Home / 7,397.70-11,091.07-2,715.24

Finding the Fourth Proportional to 7,397.70, 11,091.07 and 2,715.24

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Solution

The fourth proportional to 7,397.70, 11,091.07 and 2,715.24 is: 4,070.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,397.70 : 11,091.07 = 2,715.24 : x
  2. Step 2: Convert to fraction form
    7,397.70/11,091.07 = 2,715.24/x
  3. Step 3: Cross multiply
    7,397.70x = 11,091.07 × 2,715.24
  4. Step 4: Simplify right side
    7,397.70x = 30,114,916.91
  5. Step 5: Solve for x
    x = 30,114,916.91/7,397.70
  6. Step 6: Final answer
    x = 4,070.85

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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.