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Finding the Fourth Proportional to 2,347.03, 3,519.66 and 959.62

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Solution

The fourth proportional to 2,347.03, 3,519.66 and 959.62 is: 1,439.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,347.03 : 3,519.66 = 959.62 : x
  2. Step 2: Convert to fraction form
    2,347.03/3,519.66 = 959.62/x
  3. Step 3: Cross multiply
    2,347.03x = 3,519.66 × 959.62
  4. Step 4: Simplify right side
    2,347.03x = 3,377,536.13
  5. Step 5: Solve for x
    x = 3,377,536.13/2,347.03
  6. Step 6: Final answer
    x = 1,439.07

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1.5x scale

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.