Home / 8,045.12-12,069.60-4,351.04

Finding the Fourth Proportional to 8,045.12, 12,069.60 and 4,351.04

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Solution

The fourth proportional to 8,045.12, 12,069.60 and 4,351.04 is: 6,527.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045.12 : 12,069.60 = 4,351.04 : x
  2. Step 2: Convert to fraction form
    8,045.12/12,069.60 = 4,351.04/x
  3. Step 3: Cross multiply
    8,045.12x = 12,069.60 × 4,351.04
  4. Step 4: Simplify right side
    8,045.12x = 52,515,312.38
  5. Step 5: Solve for x
    x = 52,515,312.38/8,045.12
  6. Step 6: Final answer
    x = 6,527.60

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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.