Home / 9,523.60-13,139.52-6,168.98

Finding the Fourth Proportional to 9,523.60, 13,139.52 and 6,168.98

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Solution

The fourth proportional to 9,523.60, 13,139.52 and 6,168.98 is: 8,511.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,523.60 : 13,139.52 = 6,168.98 : x
  2. Step 2: Convert to fraction form
    9,523.60/13,139.52 = 6,168.98/x
  3. Step 3: Cross multiply
    9,523.60x = 13,139.52 × 6,168.98
  4. Step 4: Simplify right side
    9,523.60x = 81,057,468.94
  5. Step 5: Solve for x
    x = 81,057,468.94/9,523.60
  6. Step 6: Final answer
    x = 8,511.22

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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.