Home / 10,083.72-15,130.68-4,535.94

Finding the Fourth Proportional to 10,083.72, 15,130.68 and 4,535.94

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Solution

The fourth proportional to 10,083.72, 15,130.68 and 4,535.94 is: 6,806.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,083.72 : 15,130.68 = 4,535.94 : x
  2. Step 2: Convert to fraction form
    10,083.72/15,130.68 = 4,535.94/x
  3. Step 3: Cross multiply
    10,083.72x = 15,130.68 × 4,535.94
  4. Step 4: Simplify right side
    10,083.72x = 68,631,856.64
  5. Step 5: Solve for x
    x = 68,631,856.64/10,083.72
  6. Step 6: Final answer
    x = 6,806.20

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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.