Home / 10,689.39-14,751.60-5,973.66

Finding the Fourth Proportional to 10,689.39, 14,751.60 and 5,973.66

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Solution

The fourth proportional to 10,689.39, 14,751.60 and 5,973.66 is: 8,243.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,689.39 : 14,751.60 = 5,973.66 : x
  2. Step 2: Convert to fraction form
    10,689.39/14,751.60 = 5,973.66/x
  3. Step 3: Cross multiply
    10,689.39x = 14,751.60 × 5,973.66
  4. Step 4: Simplify right side
    10,689.39x = 88,121,042.86
  5. Step 5: Solve for x
    x = 88,121,042.86/10,689.39
  6. Step 6: Final answer
    x = 8,243.79

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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.