Home / 9,890.24-14,836.16-2,964.64

Finding the Fourth Proportional to 9,890.24, 14,836.16 and 2,964.64

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Solution

The fourth proportional to 9,890.24, 14,836.16 and 2,964.64 is: 4,447.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,890.24 : 14,836.16 = 2,964.64 : x
  2. Step 2: Convert to fraction form
    9,890.24/14,836.16 = 2,964.64/x
  3. Step 3: Cross multiply
    9,890.24x = 14,836.16 × 2,964.64
  4. Step 4: Simplify right side
    9,890.24x = 43,983,873.38
  5. Step 5: Solve for x
    x = 43,983,873.38/9,890.24
  6. Step 6: Final answer
    x = 4,447.20

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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.