Home / 3,324.17-4,588.01-1,980.11

Finding the Fourth Proportional to 3,324.17, 4,588.01 and 1,980.11

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Solution

The fourth proportional to 3,324.17, 4,588.01 and 1,980.11 is: 2,732.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.17 : 4,588.01 = 1,980.11 : x
  2. Step 2: Convert to fraction form
    3,324.17/4,588.01 = 1,980.11/x
  3. Step 3: Cross multiply
    3,324.17x = 4,588.01 × 1,980.11
  4. Step 4: Simplify right side
    3,324.17x = 9,084,731.64
  5. Step 5: Solve for x
    x = 9,084,731.64/3,324.17
  6. Step 6: Final answer
    x = 2,732.94

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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.