Home / 2,374.78-3,277.25-1,326.84

Finding the Fourth Proportional to 2,374.78, 3,277.25 and 1,326.84

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Solution

The fourth proportional to 2,374.78, 3,277.25 and 1,326.84 is: 1,831.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,374.78 : 3,277.25 = 1,326.84 : x
  2. Step 2: Convert to fraction form
    2,374.78/3,277.25 = 1,326.84/x
  3. Step 3: Cross multiply
    2,374.78x = 3,277.25 × 1,326.84
  4. Step 4: Simplify right side
    2,374.78x = 4,348,386.39
  5. Step 5: Solve for x
    x = 4,348,386.39/2,374.78
  6. Step 6: Final answer
    x = 1,831.07

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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.