Home / 5,726.48-7,906.34-4,397.81

Finding the Fourth Proportional to 5,726.48, 7,906.34 and 4,397.81

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Solution

The fourth proportional to 5,726.48, 7,906.34 and 4,397.81 is: 6,071.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,726.48 : 7,906.34 = 4,397.81 : x
  2. Step 2: Convert to fraction form
    5,726.48/7,906.34 = 4,397.81/x
  3. Step 3: Cross multiply
    5,726.48x = 7,906.34 × 4,397.81
  4. Step 4: Simplify right side
    5,726.48x = 34,770,552.58
  5. Step 5: Solve for x
    x = 34,770,552.58/5,726.48
  6. Step 6: Final answer
    x = 6,071.89

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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.