Home / 10,110.72-13,952.80-5,862.60

Finding the Fourth Proportional to 10,110.72, 13,952.80 and 5,862.60

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Solution

The fourth proportional to 10,110.72, 13,952.80 and 5,862.60 is: 8,090.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,110.72 : 13,952.80 = 5,862.60 : x
  2. Step 2: Convert to fraction form
    10,110.72/13,952.80 = 5,862.60/x
  3. Step 3: Cross multiply
    10,110.72x = 13,952.80 × 5,862.60
  4. Step 4: Simplify right side
    10,110.72x = 81,799,685.28
  5. Step 5: Solve for x
    x = 81,799,685.28/10,110.72
  6. Step 6: Final answer
    x = 8,090.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.