Home / 10,124.28-13,971.84-5,875.02

Finding the Fourth Proportional to 10,124.28, 13,971.84 and 5,875.02

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Solution

The fourth proportional to 10,124.28, 13,971.84 and 5,875.02 is: 8,107.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,124.28 : 13,971.84 = 5,875.02 : x
  2. Step 2: Convert to fraction form
    10,124.28/13,971.84 = 5,875.02/x
  3. Step 3: Cross multiply
    10,124.28x = 13,971.84 × 5,875.02
  4. Step 4: Simplify right side
    10,124.28x = 82,084,839.44
  5. Step 5: Solve for x
    x = 82,084,839.44/10,124.28
  6. Step 6: Final answer
    x = 8,107.72

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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.