Home / 3,444.12-5,166.72-1,252.80

Finding the Fourth Proportional to 3,444.12, 5,166.72 and 1,252.80

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Solution

The fourth proportional to 3,444.12, 5,166.72 and 1,252.80 is: 1,879.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,444.12 : 5,166.72 = 1,252.80 : x
  2. Step 2: Convert to fraction form
    3,444.12/5,166.72 = 1,252.80/x
  3. Step 3: Cross multiply
    3,444.12x = 5,166.72 × 1,252.80
  4. Step 4: Simplify right side
    3,444.12x = 6,472,866.82
  5. Step 5: Solve for x
    x = 6,472,866.82/3,444.12
  6. Step 6: Final answer
    x = 1,879.40

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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.