Home / 10,553.74-15,833.49-3,534.91

Finding the Fourth Proportional to 10,553.74, 15,833.49 and 3,534.91

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Solution

The fourth proportional to 10,553.74, 15,833.49 and 3,534.91 is: 5,303.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,553.74 : 15,833.49 = 3,534.91 : x
  2. Step 2: Convert to fraction form
    10,553.74/15,833.49 = 3,534.91/x
  3. Step 3: Cross multiply
    10,553.74x = 15,833.49 × 3,534.91
  4. Step 4: Simplify right side
    10,553.74x = 55,969,909.30
  5. Step 5: Solve for x
    x = 55,969,909.30/10,553.74
  6. Step 6: Final answer
    x = 5,303.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.