Home / 8,828.11-12,184.53-5,000.43

Finding the Fourth Proportional to 8,828.11, 12,184.53 and 5,000.43

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Solution

The fourth proportional to 8,828.11, 12,184.53 and 5,000.43 is: 6,901.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,828.11 : 12,184.53 = 5,000.43 : x
  2. Step 2: Convert to fraction form
    8,828.11/12,184.53 = 5,000.43/x
  3. Step 3: Cross multiply
    8,828.11x = 12,184.53 × 5,000.43
  4. Step 4: Simplify right side
    8,828.11x = 60,927,876.85
  5. Step 5: Solve for x
    x = 60,927,876.85/8,828.11
  6. Step 6: Final answer
    x = 6,901.58

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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.