Home / 10,273.60-14,177.52-5,557.84

Finding the Fourth Proportional to 10,273.60, 14,177.52 and 5,557.84

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Solution

The fourth proportional to 10,273.60, 14,177.52 and 5,557.84 is: 7,669.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,273.60 : 14,177.52 = 5,557.84 : x
  2. Step 2: Convert to fraction form
    10,273.60/14,177.52 = 5,557.84/x
  3. Step 3: Cross multiply
    10,273.60x = 14,177.52 × 5,557.84
  4. Step 4: Simplify right side
    10,273.60x = 78,796,387.76
  5. Step 5: Solve for x
    x = 78,796,387.76/10,273.60
  6. Step 6: Final answer
    x = 7,669.79

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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.