Home / 2,397.43-3,307.14-1,651.75

Finding the Fourth Proportional to 2,397.43, 3,307.14 and 1,651.75

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Solution

The fourth proportional to 2,397.43, 3,307.14 and 1,651.75 is: 2,278.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,397.43 : 3,307.14 = 1,651.75 : x
  2. Step 2: Convert to fraction form
    2,397.43/3,307.14 = 1,651.75/x
  3. Step 3: Cross multiply
    2,397.43x = 3,307.14 × 1,651.75
  4. Step 4: Simplify right side
    2,397.43x = 5,462,568.50
  5. Step 5: Solve for x
    x = 5,462,568.50/2,397.43
  6. Step 6: Final answer
    x = 2,278.51

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1.5x scale

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.