Home / 1,454.93-2,182.41-1,381.08

Finding the Fourth Proportional to 1,454.93, 2,182.41 and 1,381.08

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Solution

The fourth proportional to 1,454.93, 2,182.41 and 1,381.08 is: 2,071.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454.93 : 2,182.41 = 1,381.08 : x
  2. Step 2: Convert to fraction form
    1,454.93/2,182.41 = 1,381.08/x
  3. Step 3: Cross multiply
    1,454.93x = 2,182.41 × 1,381.08
  4. Step 4: Simplify right side
    1,454.93x = 3,014,082.80
  5. Step 5: Solve for x
    x = 3,014,082.80/1,454.93
  6. Step 6: Final answer
    x = 2,071.64

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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.