Home / 10,963.02-16,431.84-5,107.26

Finding the Fourth Proportional to 10,963.02, 16,431.84 and 5,107.26

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Solution

The fourth proportional to 10,963.02, 16,431.84 and 5,107.26 is: 7,654.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,963.02 : 16,431.84 = 5,107.26 : x
  2. Step 2: Convert to fraction form
    10,963.02/16,431.84 = 5,107.26/x
  3. Step 3: Cross multiply
    10,963.02x = 16,431.84 × 5,107.26
  4. Step 4: Simplify right side
    10,963.02x = 83,921,679.16
  5. Step 5: Solve for x
    x = 83,921,679.16/10,963.02
  6. Step 6: Final answer
    x = 7,654.98

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1.5x scale

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.