Home / 3,146.13-4,715.55-2,530.53

Finding the Fourth Proportional to 3,146.13, 4,715.55 and 2,530.53

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Solution

The fourth proportional to 3,146.13, 4,715.55 and 2,530.53 is: 3,792.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146.13 : 4,715.55 = 2,530.53 : x
  2. Step 2: Convert to fraction form
    3,146.13/4,715.55 = 2,530.53/x
  3. Step 3: Cross multiply
    3,146.13x = 4,715.55 × 2,530.53
  4. Step 4: Simplify right side
    3,146.13x = 11,932,840.74
  5. Step 5: Solve for x
    x = 11,932,840.74/3,146.13
  6. Step 6: Final answer
    x = 3,792.86

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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.