Home / 5,385.32-8,072.22-2,459.24

Finding the Fourth Proportional to 5,385.32, 8,072.22 and 2,459.24

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Solution

The fourth proportional to 5,385.32, 8,072.22 and 2,459.24 is: 3,686.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,385.32 : 8,072.22 = 2,459.24 : x
  2. Step 2: Convert to fraction form
    5,385.32/8,072.22 = 2,459.24/x
  3. Step 3: Cross multiply
    5,385.32x = 8,072.22 × 2,459.24
  4. Step 4: Simplify right side
    5,385.32x = 19,851,526.31
  5. Step 5: Solve for x
    x = 19,851,526.31/5,385.32
  6. Step 6: Final answer
    x = 3,686.23

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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.