Home / 11,386.22-17,081.15-4,812.46

Finding the Fourth Proportional to 11,386.22, 17,081.15 and 4,812.46

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Solution

The fourth proportional to 11,386.22, 17,081.15 and 4,812.46 is: 7,219.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,386.22 : 17,081.15 = 4,812.46 : x
  2. Step 2: Convert to fraction form
    11,386.22/17,081.15 = 4,812.46/x
  3. Step 3: Cross multiply
    11,386.22x = 17,081.15 × 4,812.46
  4. Step 4: Simplify right side
    11,386.22x = 82,202,284.36
  5. Step 5: Solve for x
    x = 82,202,284.36/11,386.22
  6. Step 6: Final answer
    x = 7,219.46

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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.