Home / 11,437.28-17,141.52-4,855.76

Finding the Fourth Proportional to 11,437.28, 17,141.52 and 4,855.76

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Solution

The fourth proportional to 11,437.28, 17,141.52 and 4,855.76 is: 7,277.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,437.28 : 17,141.52 = 4,855.76 : x
  2. Step 2: Convert to fraction form
    11,437.28/17,141.52 = 4,855.76/x
  3. Step 3: Cross multiply
    11,437.28x = 17,141.52 × 4,855.76
  4. Step 4: Simplify right side
    11,437.28x = 83,235,107.16
  5. Step 5: Solve for x
    x = 83,235,107.16/11,437.28
  6. Step 6: Final answer
    x = 7,277.53

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1.5x scale

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.