Home / 2,579.68-3,561.06-1,532.08

Finding the Fourth Proportional to 2,579.68, 3,561.06 and 1,532.08

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Solution

The fourth proportional to 2,579.68, 3,561.06 and 1,532.08 is: 2,114.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,579.68 : 3,561.06 = 1,532.08 : x
  2. Step 2: Convert to fraction form
    2,579.68/3,561.06 = 1,532.08/x
  3. Step 3: Cross multiply
    2,579.68x = 3,561.06 × 1,532.08
  4. Step 4: Simplify right side
    2,579.68x = 5,455,828.80
  5. Step 5: Solve for x
    x = 5,455,828.80/2,579.68
  6. Step 6: Final answer
    x = 2,114.92

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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.