Home / 9,715.38-14,573.08-4,372.32

Finding the Fourth Proportional to 9,715.38, 14,573.08 and 4,372.32

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Solution

The fourth proportional to 9,715.38, 14,573.08 and 4,372.32 is: 6,558.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,715.38 : 14,573.08 = 4,372.32 : x
  2. Step 2: Convert to fraction form
    9,715.38/14,573.08 = 4,372.32/x
  3. Step 3: Cross multiply
    9,715.38x = 14,573.08 × 4,372.32
  4. Step 4: Simplify right side
    9,715.38x = 63,718,169.15
  5. Step 5: Solve for x
    x = 63,718,169.15/9,715.38
  6. Step 6: Final answer
    x = 6,558.48

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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.