Home / 6,422.49-9,626.45-2,726.46

Finding the Fourth Proportional to 6,422.49, 9,626.45 and 2,726.46

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Solution

The fourth proportional to 6,422.49, 9,626.45 and 2,726.46 is: 4,086.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,422.49 : 9,626.45 = 2,726.46 : x
  2. Step 2: Convert to fraction form
    6,422.49/9,626.45 = 2,726.46/x
  3. Step 3: Cross multiply
    6,422.49x = 9,626.45 × 2,726.46
  4. Step 4: Simplify right side
    6,422.49x = 26,246,117.23
  5. Step 5: Solve for x
    x = 26,246,117.23/6,422.49
  6. Step 6: Final answer
    x = 4,086.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.