Home / 11,924.66-17,886.98-3,160.26

Finding the Fourth Proportional to 11,924.66, 17,886.98 and 3,160.26

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Solution

The fourth proportional to 11,924.66, 17,886.98 and 3,160.26 is: 4,740.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,924.66 : 17,886.98 = 3,160.26 : x
  2. Step 2: Convert to fraction form
    11,924.66/17,886.98 = 3,160.26/x
  3. Step 3: Cross multiply
    11,924.66x = 17,886.98 × 3,160.26
  4. Step 4: Simplify right side
    11,924.66x = 56,527,507.41
  5. Step 5: Solve for x
    x = 56,527,507.41/11,924.66
  6. Step 6: Final answer
    x = 4,740.39

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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.