Home / 8,963.68-13,427.02-5,254.65

Finding the Fourth Proportional to 8,963.68, 13,427.02 and 5,254.65

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Solution

The fourth proportional to 8,963.68, 13,427.02 and 5,254.65 is: 7,871.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,963.68 : 13,427.02 = 5,254.65 : x
  2. Step 2: Convert to fraction form
    8,963.68/13,427.02 = 5,254.65/x
  3. Step 3: Cross multiply
    8,963.68x = 13,427.02 × 5,254.65
  4. Step 4: Simplify right side
    8,963.68x = 70,554,290.64
  5. Step 5: Solve for x
    x = 70,554,290.64/8,963.68
  6. Step 6: Final answer
    x = 7,871.13

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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.