Home / 10,243.60-14,135.88-6,265.04

Finding the Fourth Proportional to 10,243.60, 14,135.88 and 6,265.04

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Solution

The fourth proportional to 10,243.60, 14,135.88 and 6,265.04 is: 8,645.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,243.60 : 14,135.88 = 6,265.04 : x
  2. Step 2: Convert to fraction form
    10,243.60/14,135.88 = 6,265.04/x
  3. Step 3: Cross multiply
    10,243.60x = 14,135.88 × 6,265.04
  4. Step 4: Simplify right side
    10,243.60x = 88,561,853.64
  5. Step 5: Solve for x
    x = 88,561,853.64/10,243.60
  6. Step 6: Final answer
    x = 8,645.58

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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.