Home / 4,055.78-5,600.14-3,170.10

Finding the Fourth Proportional to 4,055.78, 5,600.14 and 3,170.10

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Solution

The fourth proportional to 4,055.78, 5,600.14 and 3,170.10 is: 4,377.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,055.78 : 5,600.14 = 3,170.10 : x
  2. Step 2: Convert to fraction form
    4,055.78/5,600.14 = 3,170.10/x
  3. Step 3: Cross multiply
    4,055.78x = 5,600.14 × 3,170.10
  4. Step 4: Simplify right side
    4,055.78x = 17,753,003.81
  5. Step 5: Solve for x
    x = 17,753,003.81/4,055.78
  6. Step 6: Final answer
    x = 4,377.21

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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.