Home / 3,247.24-4,871.14-1,055.12

Finding the Fourth Proportional to 3,247.24, 4,871.14 and 1,055.12

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Solution

The fourth proportional to 3,247.24, 4,871.14 and 1,055.12 is: 1,582.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247.24 : 4,871.14 = 1,055.12 : x
  2. Step 2: Convert to fraction form
    3,247.24/4,871.14 = 1,055.12/x
  3. Step 3: Cross multiply
    3,247.24x = 4,871.14 × 1,055.12
  4. Step 4: Simplify right side
    3,247.24x = 5,139,637.24
  5. Step 5: Solve for x
    x = 5,139,637.24/3,247.24
  6. Step 6: Final answer
    x = 1,582.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.