Home / 4,887.52-7,331.54-1,425.04

Finding the Fourth Proportional to 4,887.52, 7,331.54 and 1,425.04

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Solution

The fourth proportional to 4,887.52, 7,331.54 and 1,425.04 is: 2,137.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887.52 : 7,331.54 = 1,425.04 : x
  2. Step 2: Convert to fraction form
    4,887.52/7,331.54 = 1,425.04/x
  3. Step 3: Cross multiply
    4,887.52x = 7,331.54 × 1,425.04
  4. Step 4: Simplify right side
    4,887.52x = 10,447,737.76
  5. Step 5: Solve for x
    x = 10,447,737.76/4,887.52
  6. Step 6: Final answer
    x = 2,137.64

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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.