Home / 10,153.93-15,232.05-3,578.55

Finding the Fourth Proportional to 10,153.93, 15,232.05 and 3,578.55

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Solution

The fourth proportional to 10,153.93, 15,232.05 and 3,578.55 is: 5,368.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,153.93 : 15,232.05 = 3,578.55 : x
  2. Step 2: Convert to fraction form
    10,153.93/15,232.05 = 3,578.55/x
  3. Step 3: Cross multiply
    10,153.93x = 15,232.05 × 3,578.55
  4. Step 4: Simplify right side
    10,153.93x = 54,508,652.53
  5. Step 5: Solve for x
    x = 54,508,652.53/10,153.93
  6. Step 6: Final answer
    x = 5,368.23

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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.