Home / 2,304.64-3,180.32-1,360.48

Finding the Fourth Proportional to 2,304.64, 3,180.32 and 1,360.48

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Solution

The fourth proportional to 2,304.64, 3,180.32 and 1,360.48 is: 1,877.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,304.64 : 3,180.32 = 1,360.48 : x
  2. Step 2: Convert to fraction form
    2,304.64/3,180.32 = 1,360.48/x
  3. Step 3: Cross multiply
    2,304.64x = 3,180.32 × 1,360.48
  4. Step 4: Simplify right side
    2,304.64x = 4,326,761.75
  5. Step 5: Solve for x
    x = 4,326,761.75/2,304.64
  6. Step 6: Final answer
    x = 1,877.41

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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.