Home / 8,963.93-13,427.40-5,254.90

Finding the Fourth Proportional to 8,963.93, 13,427.40 and 5,254.90

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Solution

The fourth proportional to 8,963.93, 13,427.40 and 5,254.90 is: 7,871.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,963.93 : 13,427.40 = 5,254.90 : x
  2. Step 2: Convert to fraction form
    8,963.93/13,427.40 = 5,254.90/x
  3. Step 3: Cross multiply
    8,963.93x = 13,427.40 × 5,254.90
  4. Step 4: Simplify right side
    8,963.93x = 70,559,644.26
  5. Step 5: Solve for x
    x = 70,559,644.26/8,963.93
  6. Step 6: Final answer
    x = 7,871.51

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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.