Home / 2,433.20-3,360.36-1,913.04

Finding the Fourth Proportional to 2,433.20, 3,360.36 and 1,913.04

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Solution

The fourth proportional to 2,433.20, 3,360.36 and 1,913.04 is: 2,642.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,433.20 : 3,360.36 = 1,913.04 : x
  2. Step 2: Convert to fraction form
    2,433.20/3,360.36 = 1,913.04/x
  3. Step 3: Cross multiply
    2,433.20x = 3,360.36 × 1,913.04
  4. Step 4: Simplify right side
    2,433.20x = 6,428,503.09
  5. Step 5: Solve for x
    x = 6,428,503.09/2,433.20
  6. Step 6: Final answer
    x = 2,642.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.