Home / 6,434.16-8,879.97-3,602.61

Finding the Fourth Proportional to 6,434.16, 8,879.97 and 3,602.61

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Solution

The fourth proportional to 6,434.16, 8,879.97 and 3,602.61 is: 4,972.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,434.16 : 8,879.97 = 3,602.61 : x
  2. Step 2: Convert to fraction form
    6,434.16/8,879.97 = 3,602.61/x
  3. Step 3: Cross multiply
    6,434.16x = 8,879.97 × 3,602.61
  4. Step 4: Simplify right side
    6,434.16x = 31,991,082.23
  5. Step 5: Solve for x
    x = 31,991,082.23/6,434.16
  6. Step 6: Final answer
    x = 4,972.07

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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.