Home / 6,275.72-8,660.57-3,442.91

Finding the Fourth Proportional to 6,275.72, 8,660.57 and 3,442.91

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Solution

The fourth proportional to 6,275.72, 8,660.57 and 3,442.91 is: 4,751.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,275.72 : 8,660.57 = 3,442.91 : x
  2. Step 2: Convert to fraction form
    6,275.72/8,660.57 = 3,442.91/x
  3. Step 3: Cross multiply
    6,275.72x = 8,660.57 × 3,442.91
  4. Step 4: Simplify right side
    6,275.72x = 29,817,570.62
  5. Step 5: Solve for x
    x = 29,817,570.62/6,275.72
  6. Step 6: Final answer
    x = 4,751.26

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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.