Home / 8,427.52-12,631.02-5,963.05

Finding the Fourth Proportional to 8,427.52, 12,631.02 and 5,963.05

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Solution

The fourth proportional to 8,427.52, 12,631.02 and 5,963.05 is: 8,937.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,427.52 : 12,631.02 = 5,963.05 : x
  2. Step 2: Convert to fraction form
    8,427.52/12,631.02 = 5,963.05/x
  3. Step 3: Cross multiply
    8,427.52x = 12,631.02 × 5,963.05
  4. Step 4: Simplify right side
    8,427.52x = 75,319,403.81
  5. Step 5: Solve for x
    x = 75,319,403.81/8,427.52
  6. Step 6: Final answer
    x = 8,937.32

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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.