Home / 5,273.52-7,277.76-3,177.96

Finding the Fourth Proportional to 5,273.52, 7,277.76 and 3,177.96

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Solution

The fourth proportional to 5,273.52, 7,277.76 and 3,177.96 is: 4,385.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,273.52 : 7,277.76 = 3,177.96 : x
  2. Step 2: Convert to fraction form
    5,273.52/7,277.76 = 3,177.96/x
  3. Step 3: Cross multiply
    5,273.52x = 7,277.76 × 3,177.96
  4. Step 4: Simplify right side
    5,273.52x = 23,128,430.17
  5. Step 5: Solve for x
    x = 23,128,430.17/5,273.52
  6. Step 6: Final answer
    x = 4,385.77

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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.