Home / 6,398.49-9,588.33-3,107.82

Finding the Fourth Proportional to 6,398.49, 9,588.33 and 3,107.82

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Solution

The fourth proportional to 6,398.49, 9,588.33 and 3,107.82 is: 4,657.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,398.49 : 9,588.33 = 3,107.82 : x
  2. Step 2: Convert to fraction form
    6,398.49/9,588.33 = 3,107.82/x
  3. Step 3: Cross multiply
    6,398.49x = 9,588.33 × 3,107.82
  4. Step 4: Simplify right side
    6,398.49x = 29,798,803.74
  5. Step 5: Solve for x
    x = 29,798,803.74/6,398.49
  6. Step 6: Final answer
    x = 4,657.16

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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.