Home / 2,397.95-3,308.66-1,403.03

Finding the Fourth Proportional to 2,397.95, 3,308.66 and 1,403.03

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Solution

The fourth proportional to 2,397.95, 3,308.66 and 1,403.03 is: 1,935.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,397.95 : 3,308.66 = 1,403.03 : x
  2. Step 2: Convert to fraction form
    2,397.95/3,308.66 = 1,403.03/x
  3. Step 3: Cross multiply
    2,397.95x = 3,308.66 × 1,403.03
  4. Step 4: Simplify right side
    2,397.95x = 4,642,149.24
  5. Step 5: Solve for x
    x = 4,642,149.24/2,397.95
  6. Step 6: Final answer
    x = 1,935.88

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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.