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Finding the Fourth Proportional to 6,710.48, 9,260.44 and 3,726.24

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Solution

The fourth proportional to 6,710.48, 9,260.44 and 3,726.24 is: 5,142.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,710.48 : 9,260.44 = 3,726.24 : x
  2. Step 2: Convert to fraction form
    6,710.48/9,260.44 = 3,726.24/x
  3. Step 3: Cross multiply
    6,710.48x = 9,260.44 × 3,726.24
  4. Step 4: Simplify right side
    6,710.48x = 34,506,621.95
  5. Step 5: Solve for x
    x = 34,506,621.95/6,710.48
  6. Step 6: Final answer
    x = 5,142.20

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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.