Home / 11,810.19-17,731.69-6,266.15

Finding the Fourth Proportional to 11,810.19, 17,731.69 and 6,266.15

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Solution

The fourth proportional to 11,810.19, 17,731.69 and 6,266.15 is: 9,407.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,810.19 : 17,731.69 = 6,266.15 : x
  2. Step 2: Convert to fraction form
    11,810.19/17,731.69 = 6,266.15/x
  3. Step 3: Cross multiply
    11,810.19x = 17,731.69 × 6,266.15
  4. Step 4: Simplify right side
    11,810.19x = 111,109,429.29
  5. Step 5: Solve for x
    x = 111,109,429.29/11,810.19
  6. Step 6: Final answer
    x = 9,407.93

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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.