Home / 8,909.90-13,364.54-4,232.15

Finding the Fourth Proportional to 8,909.90, 13,364.54 and 4,232.15

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Solution

The fourth proportional to 8,909.90, 13,364.54 and 4,232.15 is: 6,348.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,909.90 : 13,364.54 = 4,232.15 : x
  2. Step 2: Convert to fraction form
    8,909.90/13,364.54 = 4,232.15/x
  3. Step 3: Cross multiply
    8,909.90x = 13,364.54 × 4,232.15
  4. Step 4: Simplify right side
    8,909.90x = 56,560,649.98
  5. Step 5: Solve for x
    x = 56,560,649.98/8,909.90
  6. Step 6: Final answer
    x = 6,348.07

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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.