Home / 3,451.32-5,176.26-1,259.46

Finding the Fourth Proportional to 3,451.32, 5,176.26 and 1,259.46

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Solution

The fourth proportional to 3,451.32, 5,176.26 and 1,259.46 is: 1,888.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451.32 : 5,176.26 = 1,259.46 : x
  2. Step 2: Convert to fraction form
    3,451.32/5,176.26 = 1,259.46/x
  3. Step 3: Cross multiply
    3,451.32x = 5,176.26 × 1,259.46
  4. Step 4: Simplify right side
    3,451.32x = 6,519,292.42
  5. Step 5: Solve for x
    x = 6,519,292.42/3,451.32
  6. Step 6: Final answer
    x = 1,888.93

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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.