Home / 8,967.36-13,432.80-6,634.32

Finding the Fourth Proportional to 8,967.36, 13,432.80 and 6,634.32

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Solution

The fourth proportional to 8,967.36, 13,432.80 and 6,634.32 is: 9,937.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,967.36 : 13,432.80 = 6,634.32 : x
  2. Step 2: Convert to fraction form
    8,967.36/13,432.80 = 6,634.32/x
  3. Step 3: Cross multiply
    8,967.36x = 13,432.80 × 6,634.32
  4. Step 4: Simplify right side
    8,967.36x = 89,117,493.70
  5. Step 5: Solve for x
    x = 89,117,493.70/8,967.36
  6. Step 6: Final answer
    x = 9,937.99

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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.