Home / 10,579.13-15,869.10-3,184.64

Finding the Fourth Proportional to 10,579.13, 15,869.10 and 3,184.64

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Solution

The fourth proportional to 10,579.13, 15,869.10 and 3,184.64 is: 4,777.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,579.13 : 15,869.10 = 3,184.64 : x
  2. Step 2: Convert to fraction form
    10,579.13/15,869.10 = 3,184.64/x
  3. Step 3: Cross multiply
    10,579.13x = 15,869.10 × 3,184.64
  4. Step 4: Simplify right side
    10,579.13x = 50,537,370.62
  5. Step 5: Solve for x
    x = 50,537,370.62/10,579.13
  6. Step 6: Final answer
    x = 4,777.08

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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.