Home / 10,335.91-15,494.77-4,100.30

Finding the Fourth Proportional to 10,335.91, 15,494.77 and 4,100.30

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Solution

The fourth proportional to 10,335.91, 15,494.77 and 4,100.30 is: 6,146.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,335.91 : 15,494.77 = 4,100.30 : x
  2. Step 2: Convert to fraction form
    10,335.91/15,494.77 = 4,100.30/x
  3. Step 3: Cross multiply
    10,335.91x = 15,494.77 × 4,100.30
  4. Step 4: Simplify right side
    10,335.91x = 63,533,243.03
  5. Step 5: Solve for x
    x = 63,533,243.03/10,335.91
  6. Step 6: Final answer
    x = 6,146.84

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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.