Home / 4,881.27-7,312.10-2,245.11

Finding the Fourth Proportional to 4,881.27, 7,312.10 and 2,245.11

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Solution

The fourth proportional to 4,881.27, 7,312.10 and 2,245.11 is: 3,363.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,881.27 : 7,312.10 = 2,245.11 : x
  2. Step 2: Convert to fraction form
    4,881.27/7,312.10 = 2,245.11/x
  3. Step 3: Cross multiply
    4,881.27x = 7,312.10 × 2,245.11
  4. Step 4: Simplify right side
    4,881.27x = 16,416,468.83
  5. Step 5: Solve for x
    x = 16,416,468.83/4,881.27
  6. Step 6: Final answer
    x = 3,363.16

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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.