Home / 10,482.67-15,721.57-3,085.14

Finding the Fourth Proportional to 10,482.67, 15,721.57 and 3,085.14

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Solution

The fourth proportional to 10,482.67, 15,721.57 and 3,085.14 is: 4,626.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,482.67 : 15,721.57 = 3,085.14 : x
  2. Step 2: Convert to fraction form
    10,482.67/15,721.57 = 3,085.14/x
  3. Step 3: Cross multiply
    10,482.67x = 15,721.57 × 3,085.14
  4. Step 4: Simplify right side
    10,482.67x = 48,503,244.47
  5. Step 5: Solve for x
    x = 48,503,244.47/10,482.67
  6. Step 6: Final answer
    x = 4,626.99

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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.