Home / 8,871.24-12,242.18-4,892.76

Finding the Fourth Proportional to 8,871.24, 12,242.18 and 4,892.76

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Solution

The fourth proportional to 8,871.24, 12,242.18 and 4,892.76 is: 6,751.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,871.24 : 12,242.18 = 4,892.76 : x
  2. Step 2: Convert to fraction form
    8,871.24/12,242.18 = 4,892.76/x
  3. Step 3: Cross multiply
    8,871.24x = 12,242.18 × 4,892.76
  4. Step 4: Simplify right side
    8,871.24x = 59,898,048.62
  5. Step 5: Solve for x
    x = 59,898,048.62/8,871.24
  6. Step 6: Final answer
    x = 6,751.94

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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.