Home / 9,330.12-13,995.19-2,760.91

Finding the Fourth Proportional to 9,330.12, 13,995.19 and 2,760.91

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Solution

The fourth proportional to 9,330.12, 13,995.19 and 2,760.91 is: 4,141.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,330.12 : 13,995.19 = 2,760.91 : x
  2. Step 2: Convert to fraction form
    9,330.12/13,995.19 = 2,760.91/x
  3. Step 3: Cross multiply
    9,330.12x = 13,995.19 × 2,760.91
  4. Step 4: Simplify right side
    9,330.12x = 38,639,488.11
  5. Step 5: Solve for x
    x = 38,639,488.11/9,330.12
  6. Step 6: Final answer
    x = 4,141.37

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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.