Home / 6,379.04-9,568.56-2,920.16

Finding the Fourth Proportional to 6,379.04, 9,568.56 and 2,920.16

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Solution

The fourth proportional to 6,379.04, 9,568.56 and 2,920.16 is: 4,380.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,379.04 : 9,568.56 = 2,920.16 : x
  2. Step 2: Convert to fraction form
    6,379.04/9,568.56 = 2,920.16/x
  3. Step 3: Cross multiply
    6,379.04x = 9,568.56 × 2,920.16
  4. Step 4: Simplify right side
    6,379.04x = 27,941,726.17
  5. Step 5: Solve for x
    x = 27,941,726.17/6,379.04
  6. Step 6: Final answer
    x = 4,380.24

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1.5x scale

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.