Home / 11,335.26-15,644.06-6,860.58

Finding the Fourth Proportional to 11,335.26, 15,644.06 and 6,860.58

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Solution

The fourth proportional to 11,335.26, 15,644.06 and 6,860.58 is: 9,468.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,335.26 : 15,644.06 = 6,860.58 : x
  2. Step 2: Convert to fraction form
    11,335.26/15,644.06 = 6,860.58/x
  3. Step 3: Cross multiply
    11,335.26x = 15,644.06 × 6,860.58
  4. Step 4: Simplify right side
    11,335.26x = 107,327,325.15
  5. Step 5: Solve for x
    x = 107,327,325.15/11,335.26
  6. Step 6: Final answer
    x = 9,468.45

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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.