Home / 6,237.28-8,607.56-3,442.72

Finding the Fourth Proportional to 6,237.28, 8,607.56 and 3,442.72

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Solution

The fourth proportional to 6,237.28, 8,607.56 and 3,442.72 is: 4,751.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,237.28 : 8,607.56 = 3,442.72 : x
  2. Step 2: Convert to fraction form
    6,237.28/8,607.56 = 3,442.72/x
  3. Step 3: Cross multiply
    6,237.28x = 8,607.56 × 3,442.72
  4. Step 4: Simplify right side
    6,237.28x = 29,633,418.96
  5. Step 5: Solve for x
    x = 29,633,418.96/6,237.28
  6. Step 6: Final answer
    x = 4,751.02

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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.