Home / 8,864.26-12,231.74-4,885.14

Finding the Fourth Proportional to 8,864.26, 12,231.74 and 4,885.14

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Solution

The fourth proportional to 8,864.26, 12,231.74 and 4,885.14 is: 6,740.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,864.26 : 12,231.74 = 4,885.14 : x
  2. Step 2: Convert to fraction form
    8,864.26/12,231.74 = 4,885.14/x
  3. Step 3: Cross multiply
    8,864.26x = 12,231.74 × 4,885.14
  4. Step 4: Simplify right side
    8,864.26x = 59,753,762.34
  5. Step 5: Solve for x
    x = 59,753,762.34/8,864.26
  6. Step 6: Final answer
    x = 6,740.98

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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.