Home / 5,715.19-8,575.62-3,862.24

Finding the Fourth Proportional to 5,715.19, 8,575.62 and 3,862.24

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Solution

The fourth proportional to 5,715.19, 8,575.62 and 3,862.24 is: 5,795.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,715.19 : 8,575.62 = 3,862.24 : x
  2. Step 2: Convert to fraction form
    5,715.19/8,575.62 = 3,862.24/x
  3. Step 3: Cross multiply
    5,715.19x = 8,575.62 × 3,862.24
  4. Step 4: Simplify right side
    5,715.19x = 33,121,102.59
  5. Step 5: Solve for x
    x = 33,121,102.59/5,715.19
  6. Step 6: Final answer
    x = 5,795.28

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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.