Home / 10,177.49-15,255.35-4,252.86

Finding the Fourth Proportional to 10,177.49, 15,255.35 and 4,252.86

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Solution

The fourth proportional to 10,177.49, 15,255.35 and 4,252.86 is: 6,374.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,177.49 : 15,255.35 = 4,252.86 : x
  2. Step 2: Convert to fraction form
    10,177.49/15,255.35 = 4,252.86/x
  3. Step 3: Cross multiply
    10,177.49x = 15,255.35 × 4,252.86
  4. Step 4: Simplify right side
    10,177.49x = 64,878,879.19
  5. Step 5: Solve for x
    x = 64,878,879.19/10,177.49
  6. Step 6: Final answer
    x = 6,374.74

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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.