Home / 8,741.45-12,068.09-6,693.47

Finding the Fourth Proportional to 8,741.45, 12,068.09 and 6,693.47

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Solution

The fourth proportional to 8,741.45, 12,068.09 and 6,693.47 is: 9,240.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,741.45 : 12,068.09 = 6,693.47 : x
  2. Step 2: Convert to fraction form
    8,741.45/12,068.09 = 6,693.47/x
  3. Step 3: Cross multiply
    8,741.45x = 12,068.09 × 6,693.47
  4. Step 4: Simplify right side
    8,741.45x = 80,777,304.56
  5. Step 5: Solve for x
    x = 80,777,304.56/8,741.45
  6. Step 6: Final answer
    x = 9,240.73

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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.