Home / 3,073.95-4,613.31-1,225.23

Finding the Fourth Proportional to 3,073.95, 4,613.31 and 1,225.23

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Solution

The fourth proportional to 3,073.95, 4,613.31 and 1,225.23 is: 1,838.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,073.95 : 4,613.31 = 1,225.23 : x
  2. Step 2: Convert to fraction form
    3,073.95/4,613.31 = 1,225.23/x
  3. Step 3: Cross multiply
    3,073.95x = 4,613.31 × 1,225.23
  4. Step 4: Simplify right side
    3,073.95x = 5,652,365.81
  5. Step 5: Solve for x
    x = 5,652,365.81/3,073.95
  6. Step 6: Final answer
    x = 1,838.80

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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.