Home / 6,710.50-9,260.75-3,726.56

Finding the Fourth Proportional to 6,710.50, 9,260.75 and 3,726.56

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Solution

The fourth proportional to 6,710.50, 9,260.75 and 3,726.56 is: 5,142.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,710.50 : 9,260.75 = 3,726.56 : x
  2. Step 2: Convert to fraction form
    6,710.50/9,260.75 = 3,726.56/x
  3. Step 3: Cross multiply
    6,710.50x = 9,260.75 × 3,726.56
  4. Step 4: Simplify right side
    6,710.50x = 34,510,707.80
  5. Step 5: Solve for x
    x = 34,510,707.80/6,710.50
  6. Step 6: Final answer
    x = 5,142.79

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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.