Home / 5,147.19-7,108.17-4,396.77

Finding the Fourth Proportional to 5,147.19, 7,108.17 and 4,396.77

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Solution

The fourth proportional to 5,147.19, 7,108.17 and 4,396.77 is: 6,071.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,147.19 : 7,108.17 = 4,396.77 : x
  2. Step 2: Convert to fraction form
    5,147.19/7,108.17 = 4,396.77/x
  3. Step 3: Cross multiply
    5,147.19x = 7,108.17 × 4,396.77
  4. Step 4: Simplify right side
    5,147.19x = 31,252,988.61
  5. Step 5: Solve for x
    x = 31,252,988.61/5,147.19
  6. Step 6: Final answer
    x = 6,071.85

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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.