Home / 5,248.23-7,242.26-3,151.95

Finding the Fourth Proportional to 5,248.23, 7,242.26 and 3,151.95

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Solution

The fourth proportional to 5,248.23, 7,242.26 and 3,151.95 is: 4,349.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,248.23 : 7,242.26 = 3,151.95 : x
  2. Step 2: Convert to fraction form
    5,248.23/7,242.26 = 3,151.95/x
  3. Step 3: Cross multiply
    5,248.23x = 7,242.26 × 3,151.95
  4. Step 4: Simplify right side
    5,248.23x = 22,827,225.65
  5. Step 5: Solve for x
    x = 22,827,225.65/5,248.23
  6. Step 6: Final answer
    x = 4,349.51

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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.