Home / 10,232.08-15,340.80-4,385.50

Finding the Fourth Proportional to 10,232.08, 15,340.80 and 4,385.50

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Solution

The fourth proportional to 10,232.08, 15,340.80 and 4,385.50 is: 6,575.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,232.08 : 15,340.80 = 4,385.50 : x
  2. Step 2: Convert to fraction form
    10,232.08/15,340.80 = 4,385.50/x
  3. Step 3: Cross multiply
    10,232.08x = 15,340.80 × 4,385.50
  4. Step 4: Simplify right side
    10,232.08x = 67,277,078.40
  5. Step 5: Solve for x
    x = 67,277,078.40/10,232.08
  6. Step 6: Final answer
    x = 6,575.11

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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.