Home / 8,986.01-12,397.15-6,003.79

Finding the Fourth Proportional to 8,986.01, 12,397.15 and 6,003.79

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Solution

The fourth proportional to 8,986.01, 12,397.15 and 6,003.79 is: 8,282.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,986.01 : 12,397.15 = 6,003.79 : x
  2. Step 2: Convert to fraction form
    8,986.01/12,397.15 = 6,003.79/x
  3. Step 3: Cross multiply
    8,986.01x = 12,397.15 × 6,003.79
  4. Step 4: Simplify right side
    8,986.01x = 74,429,861.71
  5. Step 5: Solve for x
    x = 74,429,861.71/8,986.01
  6. Step 6: Final answer
    x = 8,282.86

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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.