Home / 1,719.50-2,580.39-1,488.04

Finding the Fourth Proportional to 1,719.50, 2,580.39 and 1,488.04

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Solution

The fourth proportional to 1,719.50, 2,580.39 and 1,488.04 is: 2,233.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719.50 : 2,580.39 = 1,488.04 : x
  2. Step 2: Convert to fraction form
    1,719.50/2,580.39 = 1,488.04/x
  3. Step 3: Cross multiply
    1,719.50x = 2,580.39 × 1,488.04
  4. Step 4: Simplify right side
    1,719.50x = 3,839,717.08
  5. Step 5: Solve for x
    x = 3,839,717.08/1,719.50
  6. Step 6: Final answer
    x = 2,233.05

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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.