Home / 11,017.19-15,193.30-7,233.68

Finding the Fourth Proportional to 11,017.19, 15,193.30 and 7,233.68

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Solution

The fourth proportional to 11,017.19, 15,193.30 and 7,233.68 is: 9,975.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,017.19 : 15,193.30 = 7,233.68 : x
  2. Step 2: Convert to fraction form
    11,017.19/15,193.30 = 7,233.68/x
  3. Step 3: Cross multiply
    11,017.19x = 15,193.30 × 7,233.68
  4. Step 4: Simplify right side
    11,017.19x = 109,903,470.34
  5. Step 5: Solve for x
    x = 109,903,470.34/11,017.19
  6. Step 6: Final answer
    x = 9,975.64

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Double scale
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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.