Home / 3,381.94-5,070.60-1,160.18

Finding the Fourth Proportional to 3,381.94, 5,070.60 and 1,160.18

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Solution

The fourth proportional to 3,381.94, 5,070.60 and 1,160.18 is: 1,739.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,381.94 : 5,070.60 = 1,160.18 : x
  2. Step 2: Convert to fraction form
    3,381.94/5,070.60 = 1,160.18/x
  3. Step 3: Cross multiply
    3,381.94x = 5,070.60 × 1,160.18
  4. Step 4: Simplify right side
    3,381.94x = 5,882,808.71
  5. Step 5: Solve for x
    x = 5,882,808.71/3,381.94
  6. Step 6: Final answer
    x = 1,739.48

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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.