Home / 6,506.17-8,976.41-3,985.65

Finding the Fourth Proportional to 6,506.17, 8,976.41 and 3,985.65

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Solution

The fourth proportional to 6,506.17, 8,976.41 and 3,985.65 is: 5,498.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,506.17 : 8,976.41 = 3,985.65 : x
  2. Step 2: Convert to fraction form
    6,506.17/8,976.41 = 3,985.65/x
  3. Step 3: Cross multiply
    6,506.17x = 8,976.41 × 3,985.65
  4. Step 4: Simplify right side
    6,506.17x = 35,776,828.52
  5. Step 5: Solve for x
    x = 35,776,828.52/6,506.17
  6. Step 6: Final answer
    x = 5,498.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.