Home / 6,377.69-9,565.09-2,428.13

Finding the Fourth Proportional to 6,377.69, 9,565.09 and 2,428.13

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Solution

The fourth proportional to 6,377.69, 9,565.09 and 2,428.13 is: 3,641.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,377.69 : 9,565.09 = 2,428.13 : x
  2. Step 2: Convert to fraction form
    6,377.69/9,565.09 = 2,428.13/x
  3. Step 3: Cross multiply
    6,377.69x = 9,565.09 × 2,428.13
  4. Step 4: Simplify right side
    6,377.69x = 23,225,281.98
  5. Step 5: Solve for x
    x = 23,225,281.98/6,377.69
  6. Step 6: Final answer
    x = 3,641.64

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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.