Home / 3,242.52-4,869.65-2,982.05

Finding the Fourth Proportional to 3,242.52, 4,869.65 and 2,982.05

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Solution

The fourth proportional to 3,242.52, 4,869.65 and 2,982.05 is: 4,478.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,242.52 : 4,869.65 = 2,982.05 : x
  2. Step 2: Convert to fraction form
    3,242.52/4,869.65 = 2,982.05/x
  3. Step 3: Cross multiply
    3,242.52x = 4,869.65 × 2,982.05
  4. Step 4: Simplify right side
    3,242.52x = 14,521,533.51
  5. Step 5: Solve for x
    x = 14,521,533.51/3,242.52
  6. Step 6: Final answer
    x = 4,478.48

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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.