Home / 2,032.16-3,047.09-1,339.20

Finding the Fourth Proportional to 2,032.16, 3,047.09 and 1,339.20

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Solution

The fourth proportional to 2,032.16, 3,047.09 and 1,339.20 is: 2,008.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,032.16 : 3,047.09 = 1,339.20 : x
  2. Step 2: Convert to fraction form
    2,032.16/3,047.09 = 1,339.20/x
  3. Step 3: Cross multiply
    2,032.16x = 3,047.09 × 1,339.20
  4. Step 4: Simplify right side
    2,032.16x = 4,080,656.23
  5. Step 5: Solve for x
    x = 4,080,656.23/2,032.16
  6. Step 6: Final answer
    x = 2,008.04

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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.