Home / 3,436.31-5,151.40-1,244.54

Finding the Fourth Proportional to 3,436.31, 5,151.40 and 1,244.54

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Solution

The fourth proportional to 3,436.31, 5,151.40 and 1,244.54 is: 1,865.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436.31 : 5,151.40 = 1,244.54 : x
  2. Step 2: Convert to fraction form
    3,436.31/5,151.40 = 1,244.54/x
  3. Step 3: Cross multiply
    3,436.31x = 5,151.40 × 1,244.54
  4. Step 4: Simplify right side
    3,436.31x = 6,411,133.12
  5. Step 5: Solve for x
    x = 6,411,133.12/3,436.31
  6. Step 6: Final answer
    x = 1,865.70

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1.5x scale

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.