Home / 10,285.06-15,428.15-3,264.57

Finding the Fourth Proportional to 10,285.06, 15,428.15 and 3,264.57

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Solution

The fourth proportional to 10,285.06, 15,428.15 and 3,264.57 is: 4,897.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,285.06 : 15,428.15 = 3,264.57 : x
  2. Step 2: Convert to fraction form
    10,285.06/15,428.15 = 3,264.57/x
  3. Step 3: Cross multiply
    10,285.06x = 15,428.15 × 3,264.57
  4. Step 4: Simplify right side
    10,285.06x = 50,366,275.65
  5. Step 5: Solve for x
    x = 50,366,275.65/10,285.06
  6. Step 6: Final answer
    x = 4,897.03

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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.