Home / 6,077.94-9,117.42-2,379.90

Finding the Fourth Proportional to 6,077.94, 9,117.42 and 2,379.90

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Solution

The fourth proportional to 6,077.94, 9,117.42 and 2,379.90 is: 3,570.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,077.94 : 9,117.42 = 2,379.90 : x
  2. Step 2: Convert to fraction form
    6,077.94/9,117.42 = 2,379.90/x
  3. Step 3: Cross multiply
    6,077.94x = 9,117.42 × 2,379.90
  4. Step 4: Simplify right side
    6,077.94x = 21,698,547.86
  5. Step 5: Solve for x
    x = 21,698,547.86/6,077.94
  6. Step 6: Final answer
    x = 3,570.05

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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.