Home / 6,886.04-10,329.06-1,691.91

Finding the Fourth Proportional to 6,886.04, 10,329.06 and 1,691.91

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Solution

The fourth proportional to 6,886.04, 10,329.06 and 1,691.91 is: 2,537.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,886.04 : 10,329.06 = 1,691.91 : x
  2. Step 2: Convert to fraction form
    6,886.04/10,329.06 = 1,691.91/x
  3. Step 3: Cross multiply
    6,886.04x = 10,329.06 × 1,691.91
  4. Step 4: Simplify right side
    6,886.04x = 17,475,839.90
  5. Step 5: Solve for x
    x = 17,475,839.90/6,886.04
  6. Step 6: Final answer
    x = 2,537.87

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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.