Home / 6,985.13-10,479.24-2,306.59

Finding the Fourth Proportional to 6,985.13, 10,479.24 and 2,306.59

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Solution

The fourth proportional to 6,985.13, 10,479.24 and 2,306.59 is: 3,460.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,985.13 : 10,479.24 = 2,306.59 : x
  2. Step 2: Convert to fraction form
    6,985.13/10,479.24 = 2,306.59/x
  3. Step 3: Cross multiply
    6,985.13x = 10,479.24 × 2,306.59
  4. Step 4: Simplify right side
    6,985.13x = 24,171,257.80
  5. Step 5: Solve for x
    x = 24,171,257.80/6,985.13
  6. Step 6: Final answer
    x = 3,460.39

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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.