Home / 7,006.85-9,669.49-4,022.61

Finding the Fourth Proportional to 7,006.85, 9,669.49 and 4,022.61

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Solution

The fourth proportional to 7,006.85, 9,669.49 and 4,022.61 is: 5,551.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,006.85 : 9,669.49 = 4,022.61 : x
  2. Step 2: Convert to fraction form
    7,006.85/9,669.49 = 4,022.61/x
  3. Step 3: Cross multiply
    7,006.85x = 9,669.49 × 4,022.61
  4. Step 4: Simplify right side
    7,006.85x = 38,896,587.17
  5. Step 5: Solve for x
    x = 38,896,587.17/7,006.85
  6. Step 6: Final answer
    x = 5,551.22

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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.