Home / 8,592.12-12,888.20-3,045.52

Finding the Fourth Proportional to 8,592.12, 12,888.20 and 3,045.52

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Solution

The fourth proportional to 8,592.12, 12,888.20 and 3,045.52 is: 4,568.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,592.12 : 12,888.20 = 3,045.52 : x
  2. Step 2: Convert to fraction form
    8,592.12/12,888.20 = 3,045.52/x
  3. Step 3: Cross multiply
    8,592.12x = 12,888.20 × 3,045.52
  4. Step 4: Simplify right side
    8,592.12x = 39,251,270.86
  5. Step 5: Solve for x
    x = 39,251,270.86/8,592.12
  6. Step 6: Final answer
    x = 4,568.29

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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.