Home / 10,878.62-16,324.11-4,637.97

Finding the Fourth Proportional to 10,878.62, 16,324.11 and 4,637.97

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Solution

The fourth proportional to 10,878.62, 16,324.11 and 4,637.97 is: 6,959.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,878.62 : 16,324.11 = 4,637.97 : x
  2. Step 2: Convert to fraction form
    10,878.62/16,324.11 = 4,637.97/x
  3. Step 3: Cross multiply
    10,878.62x = 16,324.11 × 4,637.97
  4. Step 4: Simplify right side
    10,878.62x = 75,710,732.46
  5. Step 5: Solve for x
    x = 75,710,732.46/10,878.62
  6. Step 6: Final answer
    x = 6,959.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.