Home / 11,246.03-15,513.40-6,767.09

Finding the Fourth Proportional to 11,246.03, 15,513.40 and 6,767.09

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Solution

The fourth proportional to 11,246.03, 15,513.40 and 6,767.09 is: 9,334.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,246.03 : 15,513.40 = 6,767.09 : x
  2. Step 2: Convert to fraction form
    11,246.03/15,513.40 = 6,767.09/x
  3. Step 3: Cross multiply
    11,246.03x = 15,513.40 × 6,767.09
  4. Step 4: Simplify right side
    11,246.03x = 104,980,479.52
  5. Step 5: Solve for x
    x = 104,980,479.52/11,246.03
  6. Step 6: Final answer
    x = 9,334.89

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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.