Home / 4,239.78-5,851.22-2,471.01

Finding the Fourth Proportional to 4,239.78, 5,851.22 and 2,471.01

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Solution

The fourth proportional to 4,239.78, 5,851.22 and 2,471.01 is: 3,410.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,239.78 : 5,851.22 = 2,471.01 : x
  2. Step 2: Convert to fraction form
    4,239.78/5,851.22 = 2,471.01/x
  3. Step 3: Cross multiply
    4,239.78x = 5,851.22 × 2,471.01
  4. Step 4: Simplify right side
    4,239.78x = 14,458,410.78
  5. Step 5: Solve for x
    x = 14,458,410.78/4,239.78
  6. Step 6: Final answer
    x = 3,410.18

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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.