Home / 4,110.04-5,672.12-3,113.76

Finding the Fourth Proportional to 4,110.04, 5,672.12 and 3,113.76

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Solution

The fourth proportional to 4,110.04, 5,672.12 and 3,113.76 is: 4,297.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,110.04 : 5,672.12 = 3,113.76 : x
  2. Step 2: Convert to fraction form
    4,110.04/5,672.12 = 3,113.76/x
  3. Step 3: Cross multiply
    4,110.04x = 5,672.12 × 3,113.76
  4. Step 4: Simplify right side
    4,110.04x = 17,661,620.37
  5. Step 5: Solve for x
    x = 17,661,620.37/4,110.04
  6. Step 6: Final answer
    x = 4,297.19

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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.