Home / 4,079.03-5,628.79-2,400.11

Finding the Fourth Proportional to 4,079.03, 5,628.79 and 2,400.11

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Solution

The fourth proportional to 4,079.03, 5,628.79 and 2,400.11 is: 3,311.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079.03 : 5,628.79 = 2,400.11 : x
  2. Step 2: Convert to fraction form
    4,079.03/5,628.79 = 2,400.11/x
  3. Step 3: Cross multiply
    4,079.03x = 5,628.79 × 2,400.11
  4. Step 4: Simplify right side
    4,079.03x = 13,509,715.17
  5. Step 5: Solve for x
    x = 13,509,715.17/4,079.03
  6. Step 6: Final answer
    x = 3,311.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.