Home / 2,339.52-3,228.40-1,344.68

Finding the Fourth Proportional to 2,339.52, 3,228.40 and 1,344.68

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Solution

The fourth proportional to 2,339.52, 3,228.40 and 1,344.68 is: 1,855.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,339.52 : 3,228.40 = 1,344.68 : x
  2. Step 2: Convert to fraction form
    2,339.52/3,228.40 = 1,344.68/x
  3. Step 3: Cross multiply
    2,339.52x = 3,228.40 × 1,344.68
  4. Step 4: Simplify right side
    2,339.52x = 4,341,164.91
  5. Step 5: Solve for x
    x = 4,341,164.91/2,339.52
  6. Step 6: Final answer
    x = 1,855.58

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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.