Home / 2,254.16-3,381.35-867.00

Finding the Fourth Proportional to 2,254.16, 3,381.35 and 867.00

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Solution

The fourth proportional to 2,254.16, 3,381.35 and 867.00 is: 1,300.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,254.16 : 3,381.35 = 867.00 : x
  2. Step 2: Convert to fraction form
    2,254.16/3,381.35 = 867.00/x
  3. Step 3: Cross multiply
    2,254.16x = 3,381.35 × 867.00
  4. Step 4: Simplify right side
    2,254.16x = 2,931,638.80
  5. Step 5: Solve for x
    x = 2,931,638.80/2,254.16
  6. Step 6: Final answer
    x = 1,300.54

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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.