Home / 11,886.18-17,825.67-6,260.79

Finding the Fourth Proportional to 11,886.18, 17,825.67 and 6,260.79

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Solution

The fourth proportional to 11,886.18, 17,825.67 and 6,260.79 is: 9,389.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,886.18 : 17,825.67 = 6,260.79 : x
  2. Step 2: Convert to fraction form
    11,886.18/17,825.67 = 6,260.79/x
  3. Step 3: Cross multiply
    11,886.18x = 17,825.67 × 6,260.79
  4. Step 4: Simplify right side
    11,886.18x = 111,602,776.48
  5. Step 5: Solve for x
    x = 111,602,776.48/11,886.18
  6. Step 6: Final answer
    x = 9,389.29

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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.