Home / 9,477.18-14,198.72-5,579.46

Finding the Fourth Proportional to 9,477.18, 14,198.72 and 5,579.46

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Solution

The fourth proportional to 9,477.18, 14,198.72 and 5,579.46 is: 8,359.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,477.18 : 14,198.72 = 5,579.46 : x
  2. Step 2: Convert to fraction form
    9,477.18/14,198.72 = 5,579.46/x
  3. Step 3: Cross multiply
    9,477.18x = 14,198.72 × 5,579.46
  4. Step 4: Simplify right side
    9,477.18x = 79,221,190.29
  5. Step 5: Solve for x
    x = 79,221,190.29/9,477.18
  6. Step 6: Final answer
    x = 8,359.15

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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.