Home / 10,073.28-13,899.12-5,880.72

Finding the Fourth Proportional to 10,073.28, 13,899.12 and 5,880.72

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Solution

The fourth proportional to 10,073.28, 13,899.12 and 5,880.72 is: 8,114.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,073.28 : 13,899.12 = 5,880.72 : x
  2. Step 2: Convert to fraction form
    10,073.28/13,899.12 = 5,880.72/x
  3. Step 3: Cross multiply
    10,073.28x = 13,899.12 × 5,880.72
  4. Step 4: Simplify right side
    10,073.28x = 81,736,832.97
  5. Step 5: Solve for x
    x = 81,736,832.97/10,073.28
  6. Step 6: Final answer
    x = 8,114.22

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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.