Home / 8,942.61-12,344.29-6,710.96

Finding the Fourth Proportional to 8,942.61, 12,344.29 and 6,710.96

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Solution

The fourth proportional to 8,942.61, 12,344.29 and 6,710.96 is: 9,263.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,942.61 : 12,344.29 = 6,710.96 : x
  2. Step 2: Convert to fraction form
    8,942.61/12,344.29 = 6,710.96/x
  3. Step 3: Cross multiply
    8,942.61x = 12,344.29 × 6,710.96
  4. Step 4: Simplify right side
    8,942.61x = 82,842,018.81
  5. Step 5: Solve for x
    x = 82,842,018.81/8,942.61
  6. Step 6: Final answer
    x = 9,263.74

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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.