Home / 8,432.03-12,649.53-2,884.07

Finding the Fourth Proportional to 8,432.03, 12,649.53 and 2,884.07

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Solution

The fourth proportional to 8,432.03, 12,649.53 and 2,884.07 is: 4,326.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,432.03 : 12,649.53 = 2,884.07 : x
  2. Step 2: Convert to fraction form
    8,432.03/12,649.53 = 2,884.07/x
  3. Step 3: Cross multiply
    8,432.03x = 12,649.53 × 2,884.07
  4. Step 4: Simplify right side
    8,432.03x = 36,482,129.99
  5. Step 5: Solve for x
    x = 36,482,129.99/8,432.03
  6. Step 6: Final answer
    x = 4,326.61

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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.