Home / 10,904.08-16,356.15-3,509.14

Finding the Fourth Proportional to 10,904.08, 16,356.15 and 3,509.14

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Solution

The fourth proportional to 10,904.08, 16,356.15 and 3,509.14 is: 5,263.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,904.08 : 16,356.15 = 3,509.14 : x
  2. Step 2: Convert to fraction form
    10,904.08/16,356.15 = 3,509.14/x
  3. Step 3: Cross multiply
    10,904.08x = 16,356.15 × 3,509.14
  4. Step 4: Simplify right side
    10,904.08x = 57,396,020.21
  5. Step 5: Solve for x
    x = 57,396,020.21/10,904.08
  6. Step 6: Final answer
    x = 5,263.72

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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.