Home / 4,170.40-5,756.16-2,403.04

Finding the Fourth Proportional to 4,170.40, 5,756.16 and 2,403.04

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Solution

The fourth proportional to 4,170.40, 5,756.16 and 2,403.04 is: 3,316.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,170.40 : 5,756.16 = 2,403.04 : x
  2. Step 2: Convert to fraction form
    4,170.40/5,756.16 = 2,403.04/x
  3. Step 3: Cross multiply
    4,170.40x = 5,756.16 × 2,403.04
  4. Step 4: Simplify right side
    4,170.40x = 13,832,282.73
  5. Step 5: Solve for x
    x = 13,832,282.73/4,170.40
  6. Step 6: Final answer
    x = 3,316.78

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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.