Home / 9,387.39-12,950.92-6,029.74

Finding the Fourth Proportional to 9,387.39, 12,950.92 and 6,029.74

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Solution

The fourth proportional to 9,387.39, 12,950.92 and 6,029.74 is: 8,318.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,387.39 : 12,950.92 = 6,029.74 : x
  2. Step 2: Convert to fraction form
    9,387.39/12,950.92 = 6,029.74/x
  3. Step 3: Cross multiply
    9,387.39x = 12,950.92 × 6,029.74
  4. Step 4: Simplify right side
    9,387.39x = 78,090,680.36
  5. Step 5: Solve for x
    x = 78,090,680.36/9,387.39
  6. Step 6: Final answer
    x = 8,318.68

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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.