Home / 5,718.24-8,577.84-2,432.16

Finding the Fourth Proportional to 5,718.24, 8,577.84 and 2,432.16

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Solution

The fourth proportional to 5,718.24, 8,577.84 and 2,432.16 is: 3,648.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,718.24 : 8,577.84 = 2,432.16 : x
  2. Step 2: Convert to fraction form
    5,718.24/8,577.84 = 2,432.16/x
  3. Step 3: Cross multiply
    5,718.24x = 8,577.84 × 2,432.16
  4. Step 4: Simplify right side
    5,718.24x = 20,862,679.33
  5. Step 5: Solve for x
    x = 20,862,679.33/5,718.24
  6. Step 6: Final answer
    x = 3,648.44

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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.