Home / 2,417.74-3,335.29-1,578.06

Finding the Fourth Proportional to 2,417.74, 3,335.29 and 1,578.06

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Solution

The fourth proportional to 2,417.74, 3,335.29 and 1,578.06 is: 2,176.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,417.74 : 3,335.29 = 1,578.06 : x
  2. Step 2: Convert to fraction form
    2,417.74/3,335.29 = 1,578.06/x
  3. Step 3: Cross multiply
    2,417.74x = 3,335.29 × 1,578.06
  4. Step 4: Simplify right side
    2,417.74x = 5,263,287.74
  5. Step 5: Solve for x
    x = 5,263,287.74/2,417.74
  6. Step 6: Final answer
    x = 2,176.95

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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.