Home / 7,042.01-9,717.98-4,057.70

Finding the Fourth Proportional to 7,042.01, 9,717.98 and 4,057.70

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Solution

The fourth proportional to 7,042.01, 9,717.98 and 4,057.70 is: 5,599.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,042.01 : 9,717.98 = 4,057.70 : x
  2. Step 2: Convert to fraction form
    7,042.01/9,717.98 = 4,057.70/x
  3. Step 3: Cross multiply
    7,042.01x = 9,717.98 × 4,057.70
  4. Step 4: Simplify right side
    7,042.01x = 39,432,578.57
  5. Step 5: Solve for x
    x = 39,432,578.57/7,042.01
  6. Step 6: Final answer
    x = 5,599.62

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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.