Home / 9,329.52-13,979.88-4,715.76

Finding the Fourth Proportional to 9,329.52, 13,979.88 and 4,715.76

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Solution

The fourth proportional to 9,329.52, 13,979.88 and 4,715.76 is: 7,066.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,329.52 : 13,979.88 = 4,715.76 : x
  2. Step 2: Convert to fraction form
    9,329.52/13,979.88 = 4,715.76/x
  3. Step 3: Cross multiply
    9,329.52x = 13,979.88 × 4,715.76
  4. Step 4: Simplify right side
    9,329.52x = 65,925,758.91
  5. Step 5: Solve for x
    x = 65,925,758.91/9,329.52
  6. Step 6: Final answer
    x = 7,066.36

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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.