Home / 7,376.38-10,176.17-4,985.48

Finding the Fourth Proportional to 7,376.38, 10,176.17 and 4,985.48

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Solution

The fourth proportional to 7,376.38, 10,176.17 and 4,985.48 is: 6,877.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,376.38 : 10,176.17 = 4,985.48 : x
  2. Step 2: Convert to fraction form
    7,376.38/10,176.17 = 4,985.48/x
  3. Step 3: Cross multiply
    7,376.38x = 10,176.17 × 4,985.48
  4. Step 4: Simplify right side
    7,376.38x = 50,733,092.52
  5. Step 5: Solve for x
    x = 50,733,092.52/7,376.38
  6. Step 6: Final answer
    x = 6,877.77

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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.