Home / 11,246.46-15,521.49-6,530.75

Finding the Fourth Proportional to 11,246.46, 15,521.49 and 6,530.75

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Solution

The fourth proportional to 11,246.46, 15,521.49 and 6,530.75 is: 9,013.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,246.46 : 15,521.49 = 6,530.75 : x
  2. Step 2: Convert to fraction form
    11,246.46/15,521.49 = 6,530.75/x
  3. Step 3: Cross multiply
    11,246.46x = 15,521.49 × 6,530.75
  4. Step 4: Simplify right side
    11,246.46x = 101,366,893.21
  5. Step 5: Solve for x
    x = 101,366,893.21/11,246.46
  6. Step 6: Final answer
    x = 9,013.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.