Home / 10,448.28-14,418.75-5,732.61

Finding the Fourth Proportional to 10,448.28, 14,418.75 and 5,732.61

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Solution

The fourth proportional to 10,448.28, 14,418.75 and 5,732.61 is: 7,911.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,448.28 : 14,418.75 = 5,732.61 : x
  2. Step 2: Convert to fraction form
    10,448.28/14,418.75 = 5,732.61/x
  3. Step 3: Cross multiply
    10,448.28x = 14,418.75 × 5,732.61
  4. Step 4: Simplify right side
    10,448.28x = 82,657,070.44
  5. Step 5: Solve for x
    x = 82,657,070.44/10,448.28
  6. Step 6: Final answer
    x = 7,911.07

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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.