Home / 2,395.38-3,305.59-1,347.44

Finding the Fourth Proportional to 2,395.38, 3,305.59 and 1,347.44

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Solution

The fourth proportional to 2,395.38, 3,305.59 and 1,347.44 is: 1,859.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,395.38 : 3,305.59 = 1,347.44 : x
  2. Step 2: Convert to fraction form
    2,395.38/3,305.59 = 1,347.44/x
  3. Step 3: Cross multiply
    2,395.38x = 3,305.59 × 1,347.44
  4. Step 4: Simplify right side
    2,395.38x = 4,454,077.45
  5. Step 5: Solve for x
    x = 4,454,077.45/2,395.38
  6. Step 6: Final answer
    x = 1,859.45

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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.