Home / 5,151.15-7,723.28-2,374.07

Finding the Fourth Proportional to 5,151.15, 7,723.28 and 2,374.07

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Solution

The fourth proportional to 5,151.15, 7,723.28 and 2,374.07 is: 3,559.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,151.15 : 7,723.28 = 2,374.07 : x
  2. Step 2: Convert to fraction form
    5,151.15/7,723.28 = 2,374.07/x
  3. Step 3: Cross multiply
    5,151.15x = 7,723.28 × 2,374.07
  4. Step 4: Simplify right side
    5,151.15x = 18,335,574.67
  5. Step 5: Solve for x
    x = 18,335,574.67/5,151.15
  6. Step 6: Final answer
    x = 3,559.51

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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.