Home / 2,390.03-3,581.80-1,349.51

Finding the Fourth Proportional to 2,390.03, 3,581.80 and 1,349.51

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Solution

The fourth proportional to 2,390.03, 3,581.80 and 1,349.51 is: 2,022.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,390.03 : 3,581.80 = 1,349.51 : x
  2. Step 2: Convert to fraction form
    2,390.03/3,581.80 = 1,349.51/x
  3. Step 3: Cross multiply
    2,390.03x = 3,581.80 × 1,349.51
  4. Step 4: Simplify right side
    2,390.03x = 4,833,680.50
  5. Step 5: Solve for x
    x = 4,833,680.50/2,390.03
  6. Step 6: Final answer
    x = 2,022.44

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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.