Home / 1,835.04-2,753.28-1,447.68

Finding the Fourth Proportional to 1,835.04, 2,753.28 and 1,447.68

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Solution

The fourth proportional to 1,835.04, 2,753.28 and 1,447.68 is: 2,172.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,835.04 : 2,753.28 = 1,447.68 : x
  2. Step 2: Convert to fraction form
    1,835.04/2,753.28 = 1,447.68/x
  3. Step 3: Cross multiply
    1,835.04x = 2,753.28 × 1,447.68
  4. Step 4: Simplify right side
    1,835.04x = 3,985,868.39
  5. Step 5: Solve for x
    x = 3,985,868.39/1,835.04
  6. Step 6: Final answer
    x = 2,172.09

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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.