Home / 10,480.08-15,722.80-3,084.76

Finding the Fourth Proportional to 10,480.08, 15,722.80 and 3,084.76

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Solution

The fourth proportional to 10,480.08, 15,722.80 and 3,084.76 is: 4,627.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,480.08 : 15,722.80 = 3,084.76 : x
  2. Step 2: Convert to fraction form
    10,480.08/15,722.80 = 3,084.76/x
  3. Step 3: Cross multiply
    10,480.08x = 15,722.80 × 3,084.76
  4. Step 4: Simplify right side
    10,480.08x = 48,501,064.53
  5. Step 5: Solve for x
    x = 48,501,064.53/10,480.08
  6. Step 6: Final answer
    x = 4,627.93

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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.