Home / 5,252.16-7,881.28-3,061.76

Finding the Fourth Proportional to 5,252.16, 7,881.28 and 3,061.76

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Solution

The fourth proportional to 5,252.16, 7,881.28 and 3,061.76 is: 4,594.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,252.16 : 7,881.28 = 3,061.76 : x
  2. Step 2: Convert to fraction form
    5,252.16/7,881.28 = 3,061.76/x
  3. Step 3: Cross multiply
    5,252.16x = 7,881.28 × 3,061.76
  4. Step 4: Simplify right side
    5,252.16x = 24,130,587.85
  5. Step 5: Solve for x
    x = 24,130,587.85/5,252.16
  6. Step 6: Final answer
    x = 4,594.41

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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.