Home / 10,342.50-15,513.72-4,495.92

Finding the Fourth Proportional to 10,342.50, 15,513.72 and 4,495.92

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Solution

The fourth proportional to 10,342.50, 15,513.72 and 4,495.92 is: 6,743.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,342.50 : 15,513.72 = 4,495.92 : x
  2. Step 2: Convert to fraction form
    10,342.50/15,513.72 = 4,495.92/x
  3. Step 3: Cross multiply
    10,342.50x = 15,513.72 × 4,495.92
  4. Step 4: Simplify right side
    10,342.50x = 69,748,444.02
  5. Step 5: Solve for x
    x = 69,748,444.02/10,342.50
  6. Step 6: Final answer
    x = 6,743.87

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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.