Home / 2,802.03-4,200.45-951.87

Finding the Fourth Proportional to 2,802.03, 4,200.45 and 951.87

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Solution

The fourth proportional to 2,802.03, 4,200.45 and 951.87 is: 1,426.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,802.03 : 4,200.45 = 951.87 : x
  2. Step 2: Convert to fraction form
    2,802.03/4,200.45 = 951.87/x
  3. Step 3: Cross multiply
    2,802.03x = 4,200.45 × 951.87
  4. Step 4: Simplify right side
    2,802.03x = 3,998,282.34
  5. Step 5: Solve for x
    x = 3,998,282.34/2,802.03
  6. Step 6: Final answer
    x = 1,426.92

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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.