Home / 2,531.52-3,802.01-2,070.29

Finding the Fourth Proportional to 2,531.52, 3,802.01 and 2,070.29

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Solution

The fourth proportional to 2,531.52, 3,802.01 and 2,070.29 is: 3,109.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531.52 : 3,802.01 = 2,070.29 : x
  2. Step 2: Convert to fraction form
    2,531.52/3,802.01 = 2,070.29/x
  3. Step 3: Cross multiply
    2,531.52x = 3,802.01 × 2,070.29
  4. Step 4: Simplify right side
    2,531.52x = 7,871,262.44
  5. Step 5: Solve for x
    x = 7,871,262.44/2,531.52
  6. Step 6: Final answer
    x = 3,109.30

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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.