Home / 8,853.49-12,217.33-5,076.47

Finding the Fourth Proportional to 8,853.49, 12,217.33 and 5,076.47

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Solution

The fourth proportional to 8,853.49, 12,217.33 and 5,076.47 is: 7,005.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,853.49 : 12,217.33 = 5,076.47 : x
  2. Step 2: Convert to fraction form
    8,853.49/12,217.33 = 5,076.47/x
  3. Step 3: Cross multiply
    8,853.49x = 12,217.33 × 5,076.47
  4. Step 4: Simplify right side
    8,853.49x = 62,020,909.23
  5. Step 5: Solve for x
    x = 62,020,909.23/8,853.49
  6. Step 6: Final answer
    x = 7,005.25

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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.