Home / 4,091.57-5,647.10-2,412.87

Finding the Fourth Proportional to 4,091.57, 5,647.10 and 2,412.87

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Solution

The fourth proportional to 4,091.57, 5,647.10 and 2,412.87 is: 3,330.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,091.57 : 5,647.10 = 2,412.87 : x
  2. Step 2: Convert to fraction form
    4,091.57/5,647.10 = 2,412.87/x
  3. Step 3: Cross multiply
    4,091.57x = 5,647.10 × 2,412.87
  4. Step 4: Simplify right side
    4,091.57x = 13,625,706.11
  5. Step 5: Solve for x
    x = 13,625,706.11/4,091.57
  6. Step 6: Final answer
    x = 3,330.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.