Home / 10,273.68-14,177.64-5,557.92

Finding the Fourth Proportional to 10,273.68, 14,177.64 and 5,557.92

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Solution

The fourth proportional to 10,273.68, 14,177.64 and 5,557.92 is: 7,669.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,273.68 : 14,177.64 = 5,557.92 : x
  2. Step 2: Convert to fraction form
    10,273.68/14,177.64 = 5,557.92/x
  3. Step 3: Cross multiply
    10,273.68x = 14,177.64 × 5,557.92
  4. Step 4: Simplify right side
    10,273.68x = 78,798,188.91
  5. Step 5: Solve for x
    x = 78,798,188.91/10,273.68
  6. Step 6: Final answer
    x = 7,669.91

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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.