Home / 7,006.59-9,669.52-3,862.77

Finding the Fourth Proportional to 7,006.59, 9,669.52 and 3,862.77

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Solution

The fourth proportional to 7,006.59, 9,669.52 and 3,862.77 is: 5,330.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,006.59 : 9,669.52 = 3,862.77 : x
  2. Step 2: Convert to fraction form
    7,006.59/9,669.52 = 3,862.77/x
  3. Step 3: Cross multiply
    7,006.59x = 9,669.52 × 3,862.77
  4. Step 4: Simplify right side
    7,006.59x = 37,351,131.77
  5. Step 5: Solve for x
    x = 37,351,131.77/7,006.59
  6. Step 6: Final answer
    x = 5,330.86

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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.