Home / 11,079.27-15,291.29-10,581.03

Finding the Fourth Proportional to 11,079.27, 15,291.29 and 10,581.03

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Solution

The fourth proportional to 11,079.27, 15,291.29 and 10,581.03 is: 14,603.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,079.27 : 15,291.29 = 10,581.03 : x
  2. Step 2: Convert to fraction form
    11,079.27/15,291.29 = 10,581.03/x
  3. Step 3: Cross multiply
    11,079.27x = 15,291.29 × 10,581.03
  4. Step 4: Simplify right side
    11,079.27x = 161,797,624.68
  5. Step 5: Solve for x
    x = 161,797,624.68/11,079.27
  6. Step 6: Final answer
    x = 14,603.64

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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.