Home / 10,212.48-14,098.59-6,872.85

Finding the Fourth Proportional to 10,212.48, 14,098.59 and 6,872.85

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Solution

The fourth proportional to 10,212.48, 14,098.59 and 6,872.85 is: 9,488.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,212.48 : 14,098.59 = 6,872.85 : x
  2. Step 2: Convert to fraction form
    10,212.48/14,098.59 = 6,872.85/x
  3. Step 3: Cross multiply
    10,212.48x = 14,098.59 × 6,872.85
  4. Step 4: Simplify right side
    10,212.48x = 96,897,494.28
  5. Step 5: Solve for x
    x = 96,897,494.28/10,212.48
  6. Step 6: Final answer
    x = 9,488.15

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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.