Home / 3,514.32-5,271.46-1,205.76

Finding the Fourth Proportional to 3,514.32, 5,271.46 and 1,205.76

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Solution

The fourth proportional to 3,514.32, 5,271.46 and 1,205.76 is: 1,808.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.32 : 5,271.46 = 1,205.76 : x
  2. Step 2: Convert to fraction form
    3,514.32/5,271.46 = 1,205.76/x
  3. Step 3: Cross multiply
    3,514.32x = 5,271.46 × 1,205.76
  4. Step 4: Simplify right side
    3,514.32x = 6,356,115.61
  5. Step 5: Solve for x
    x = 6,356,115.61/3,514.32
  6. Step 6: Final answer
    x = 1,808.63

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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.