Home / 2,363.02-3,543.40-881.20

Finding the Fourth Proportional to 2,363.02, 3,543.40 and 881.20

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Solution

The fourth proportional to 2,363.02, 3,543.40 and 881.20 is: 1,321.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,363.02 : 3,543.40 = 881.20 : x
  2. Step 2: Convert to fraction form
    2,363.02/3,543.40 = 881.20/x
  3. Step 3: Cross multiply
    2,363.02x = 3,543.40 × 881.20
  4. Step 4: Simplify right side
    2,363.02x = 3,122,444.08
  5. Step 5: Solve for x
    x = 3,122,444.08/2,363.02
  6. Step 6: Final answer
    x = 1,321.38

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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.