Home / 6,239.07-9,356.97-2,078.91

Finding the Fourth Proportional to 6,239.07, 9,356.97 and 2,078.91

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Solution

The fourth proportional to 6,239.07, 9,356.97 and 2,078.91 is: 3,117.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,239.07 : 9,356.97 = 2,078.91 : x
  2. Step 2: Convert to fraction form
    6,239.07/9,356.97 = 2,078.91/x
  3. Step 3: Cross multiply
    6,239.07x = 9,356.97 × 2,078.91
  4. Step 4: Simplify right side
    6,239.07x = 19,452,298.50
  5. Step 5: Solve for x
    x = 19,452,298.50/6,239.07
  6. Step 6: Final answer
    x = 3,117.82

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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.