Home / 5,670.18-7,825.68-3,432.30

Finding the Fourth Proportional to 5,670.18, 7,825.68 and 3,432.30

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Solution

The fourth proportional to 5,670.18, 7,825.68 and 3,432.30 is: 4,737.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,670.18 : 7,825.68 = 3,432.30 : x
  2. Step 2: Convert to fraction form
    5,670.18/7,825.68 = 3,432.30/x
  3. Step 3: Cross multiply
    5,670.18x = 7,825.68 × 3,432.30
  4. Step 4: Simplify right side
    5,670.18x = 26,860,081.46
  5. Step 5: Solve for x
    x = 26,860,081.46/5,670.18
  6. Step 6: Final answer
    x = 4,737.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.