Home / 3,579.02-4,938.03-2,320.13

Finding the Fourth Proportional to 3,579.02, 4,938.03 and 2,320.13

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Solution

The fourth proportional to 3,579.02, 4,938.03 and 2,320.13 is: 3,201.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579.02 : 4,938.03 = 2,320.13 : x
  2. Step 2: Convert to fraction form
    3,579.02/4,938.03 = 2,320.13/x
  3. Step 3: Cross multiply
    3,579.02x = 4,938.03 × 2,320.13
  4. Step 4: Simplify right side
    3,579.02x = 11,456,852.65
  5. Step 5: Solve for x
    x = 11,456,852.65/3,579.02
  6. Step 6: Final answer
    x = 3,201.12

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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.