Home / 6,262.10-8,640.28-3,743.79

Finding the Fourth Proportional to 6,262.10, 8,640.28 and 3,743.79

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Solution

The fourth proportional to 6,262.10, 8,640.28 and 3,743.79 is: 5,165.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,262.10 : 8,640.28 = 3,743.79 : x
  2. Step 2: Convert to fraction form
    6,262.10/8,640.28 = 3,743.79/x
  3. Step 3: Cross multiply
    6,262.10x = 8,640.28 × 3,743.79
  4. Step 4: Simplify right side
    6,262.10x = 32,347,393.86
  5. Step 5: Solve for x
    x = 32,347,393.86/6,262.10
  6. Step 6: Final answer
    x = 5,165.58

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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.