Home / 10,642.68-15,963.99-4,792.44

Finding the Fourth Proportional to 10,642.68, 15,963.99 and 4,792.44

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Solution

The fourth proportional to 10,642.68, 15,963.99 and 4,792.44 is: 7,188.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,642.68 : 15,963.99 = 4,792.44 : x
  2. Step 2: Convert to fraction form
    10,642.68/15,963.99 = 4,792.44/x
  3. Step 3: Cross multiply
    10,642.68x = 15,963.99 × 4,792.44
  4. Step 4: Simplify right side
    10,642.68x = 76,506,464.24
  5. Step 5: Solve for x
    x = 76,506,464.24/10,642.68
  6. Step 6: Final answer
    x = 7,188.65

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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.