Home / 2,414.80-3,332.99-1,574.05

Finding the Fourth Proportional to 2,414.80, 3,332.99 and 1,574.05

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Solution

The fourth proportional to 2,414.80, 3,332.99 and 1,574.05 is: 2,172.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,414.80 : 3,332.99 = 1,574.05 : x
  2. Step 2: Convert to fraction form
    2,414.80/3,332.99 = 1,574.05/x
  3. Step 3: Cross multiply
    2,414.80x = 3,332.99 × 1,574.05
  4. Step 4: Simplify right side
    2,414.80x = 5,246,292.91
  5. Step 5: Solve for x
    x = 5,246,292.91/2,414.80
  6. Step 6: Final answer
    x = 2,172.56

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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.