Home / 10,807.50-16,211.25-3,016.53

Finding the Fourth Proportional to 10,807.50, 16,211.25 and 3,016.53

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Solution

The fourth proportional to 10,807.50, 16,211.25 and 3,016.53 is: 4,524.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,807.50 : 16,211.25 = 3,016.53 : x
  2. Step 2: Convert to fraction form
    10,807.50/16,211.25 = 3,016.53/x
  3. Step 3: Cross multiply
    10,807.50x = 16,211.25 × 3,016.53
  4. Step 4: Simplify right side
    10,807.50x = 48,901,721.96
  5. Step 5: Solve for x
    x = 48,901,721.96/10,807.50
  6. Step 6: Final answer
    x = 4,524.80

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Double scale
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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.