Home / 3,767.31-5,648.33-1,427.45

Finding the Fourth Proportional to 3,767.31, 5,648.33 and 1,427.45

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Solution

The fourth proportional to 3,767.31, 5,648.33 and 1,427.45 is: 2,140.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,767.31 : 5,648.33 = 1,427.45 : x
  2. Step 2: Convert to fraction form
    3,767.31/5,648.33 = 1,427.45/x
  3. Step 3: Cross multiply
    3,767.31x = 5,648.33 × 1,427.45
  4. Step 4: Simplify right side
    3,767.31x = 8,062,683.99
  5. Step 5: Solve for x
    x = 8,062,683.99/3,767.31
  6. Step 6: Final answer
    x = 2,140.17

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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.