Home / 9,291.48-13,937.34-2,717.80

Finding the Fourth Proportional to 9,291.48, 13,937.34 and 2,717.80

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Solution

The fourth proportional to 9,291.48, 13,937.34 and 2,717.80 is: 4,076.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,291.48 : 13,937.34 = 2,717.80 : x
  2. Step 2: Convert to fraction form
    9,291.48/13,937.34 = 2,717.80/x
  3. Step 3: Cross multiply
    9,291.48x = 13,937.34 × 2,717.80
  4. Step 4: Simplify right side
    9,291.48x = 37,878,948.75
  5. Step 5: Solve for x
    x = 37,878,948.75/9,291.48
  6. Step 6: Final answer
    x = 4,076.74

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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.