Home / 2,414.74-3,332.36-1,420.06

Finding the Fourth Proportional to 2,414.74, 3,332.36 and 1,420.06

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Solution

The fourth proportional to 2,414.74, 3,332.36 and 1,420.06 is: 1,959.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,414.74 : 3,332.36 = 1,420.06 : x
  2. Step 2: Convert to fraction form
    2,414.74/3,332.36 = 1,420.06/x
  3. Step 3: Cross multiply
    2,414.74x = 3,332.36 × 1,420.06
  4. Step 4: Simplify right side
    2,414.74x = 4,732,151.14
  5. Step 5: Solve for x
    x = 4,732,151.14/2,414.74
  6. Step 6: Final answer
    x = 1,959.69

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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.