Home / 3,514.68-5,272.59-1,323.57

Finding the Fourth Proportional to 3,514.68, 5,272.59 and 1,323.57

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Solution

The fourth proportional to 3,514.68, 5,272.59 and 1,323.57 is: 1,985.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.68 : 5,272.59 = 1,323.57 : x
  2. Step 2: Convert to fraction form
    3,514.68/5,272.59 = 1,323.57/x
  3. Step 3: Cross multiply
    3,514.68x = 5,272.59 × 1,323.57
  4. Step 4: Simplify right side
    3,514.68x = 6,978,641.95
  5. Step 5: Solve for x
    x = 6,978,641.95/3,514.68
  6. Step 6: Final answer
    x = 1,985.57

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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.