Home / 10,053.78-15,085.67-4,511.04

Finding the Fourth Proportional to 10,053.78, 15,085.67 and 4,511.04

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Solution

The fourth proportional to 10,053.78, 15,085.67 and 4,511.04 is: 6,768.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,053.78 : 15,085.67 = 4,511.04 : x
  2. Step 2: Convert to fraction form
    10,053.78/15,085.67 = 4,511.04/x
  3. Step 3: Cross multiply
    10,053.78x = 15,085.67 × 4,511.04
  4. Step 4: Simplify right side
    10,053.78x = 68,052,060.80
  5. Step 5: Solve for x
    x = 68,052,060.80/10,053.78
  6. Step 6: Final answer
    x = 6,768.80

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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.