Home / 10,901.58-16,359.63-3,976.08

Finding the Fourth Proportional to 10,901.58, 16,359.63 and 3,976.08

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Solution

The fourth proportional to 10,901.58, 16,359.63 and 3,976.08 is: 5,966.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,901.58 : 16,359.63 = 3,976.08 : x
  2. Step 2: Convert to fraction form
    10,901.58/16,359.63 = 3,976.08/x
  3. Step 3: Cross multiply
    10,901.58x = 16,359.63 × 3,976.08
  4. Step 4: Simplify right side
    10,901.58x = 65,047,197.65
  5. Step 5: Solve for x
    x = 65,047,197.65/10,901.58
  6. Step 6: Final answer
    x = 5,966.77

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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.