Home / 10,125.28-13,973.22-5,876.02

Finding the Fourth Proportional to 10,125.28, 13,973.22 and 5,876.02

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Solution

The fourth proportional to 10,125.28, 13,973.22 and 5,876.02 is: 8,109.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,125.28 : 13,973.22 = 5,876.02 : x
  2. Step 2: Convert to fraction form
    10,125.28/13,973.22 = 5,876.02/x
  3. Step 3: Cross multiply
    10,125.28x = 13,973.22 × 5,876.02
  4. Step 4: Simplify right side
    10,125.28x = 82,106,920.18
  5. Step 5: Solve for x
    x = 82,106,920.18/10,125.28
  6. Step 6: Final answer
    x = 8,109.10

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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.