Home / 9,107.12-13,660.80-2,533.20

Finding the Fourth Proportional to 9,107.12, 13,660.80 and 2,533.20

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Solution

The fourth proportional to 9,107.12, 13,660.80 and 2,533.20 is: 3,799.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,107.12 : 13,660.80 = 2,533.20 : x
  2. Step 2: Convert to fraction form
    9,107.12/13,660.80 = 2,533.20/x
  3. Step 3: Cross multiply
    9,107.12x = 13,660.80 × 2,533.20
  4. Step 4: Simplify right side
    9,107.12x = 34,605,538.56
  5. Step 5: Solve for x
    x = 34,605,538.56/9,107.12
  6. Step 6: Final answer
    x = 3,799.83

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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.