Home / 5,148.24-7,716.69-2,374.13

Finding the Fourth Proportional to 5,148.24, 7,716.69 and 2,374.13

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Solution

The fourth proportional to 5,148.24, 7,716.69 and 2,374.13 is: 3,558.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,148.24 : 7,716.69 = 2,374.13 : x
  2. Step 2: Convert to fraction form
    5,148.24/7,716.69 = 2,374.13/x
  3. Step 3: Cross multiply
    5,148.24x = 7,716.69 × 2,374.13
  4. Step 4: Simplify right side
    5,148.24x = 18,320,386.65
  5. Step 5: Solve for x
    x = 18,320,386.65/5,148.24
  6. Step 6: Final answer
    x = 3,558.57

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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.