Home / 6,330.10-9,488.49-2,378.79

Finding the Fourth Proportional to 6,330.10, 9,488.49 and 2,378.79

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Solution

The fourth proportional to 6,330.10, 9,488.49 and 2,378.79 is: 3,565.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,330.10 : 9,488.49 = 2,378.79 : x
  2. Step 2: Convert to fraction form
    6,330.10/9,488.49 = 2,378.79/x
  3. Step 3: Cross multiply
    6,330.10x = 9,488.49 × 2,378.79
  4. Step 4: Simplify right side
    6,330.10x = 22,571,125.13
  5. Step 5: Solve for x
    x = 22,571,125.13/6,330.10
  6. Step 6: Final answer
    x = 3,565.68

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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.