Home / 2,319.68-3,479.52-1,550.72

Finding the Fourth Proportional to 2,319.68, 3,479.52 and 1,550.72

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Solution

The fourth proportional to 2,319.68, 3,479.52 and 1,550.72 is: 2,326.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319.68 : 3,479.52 = 1,550.72 : x
  2. Step 2: Convert to fraction form
    2,319.68/3,479.52 = 1,550.72/x
  3. Step 3: Cross multiply
    2,319.68x = 3,479.52 × 1,550.72
  4. Step 4: Simplify right side
    2,319.68x = 5,395,761.25
  5. Step 5: Solve for x
    x = 5,395,761.25/2,319.68
  6. Step 6: Final answer
    x = 2,326.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.