Home / 6,248.72-8,617.34-4,011.28

Finding the Fourth Proportional to 6,248.72, 8,617.34 and 4,011.28

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Solution

The fourth proportional to 6,248.72, 8,617.34 and 4,011.28 is: 5,531.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,248.72 : 8,617.34 = 4,011.28 : x
  2. Step 2: Convert to fraction form
    6,248.72/8,617.34 = 4,011.28/x
  3. Step 3: Cross multiply
    6,248.72x = 8,617.34 × 4,011.28
  4. Step 4: Simplify right side
    6,248.72x = 34,566,563.60
  5. Step 5: Solve for x
    x = 34,566,563.60/6,248.72
  6. Step 6: Final answer
    x = 5,531.78

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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.