Home / 7,242.18-10,864.08-2,310.70

Finding the Fourth Proportional to 7,242.18, 10,864.08 and 2,310.70

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Solution

The fourth proportional to 7,242.18, 10,864.08 and 2,310.70 is: 3,466.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,242.18 : 10,864.08 = 2,310.70 : x
  2. Step 2: Convert to fraction form
    7,242.18/10,864.08 = 2,310.70/x
  3. Step 3: Cross multiply
    7,242.18x = 10,864.08 × 2,310.70
  4. Step 4: Simplify right side
    7,242.18x = 25,103,629.66
  5. Step 5: Solve for x
    x = 25,103,629.66/7,242.18
  6. Step 6: Final answer
    x = 3,466.31

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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.