Home / 9,196.89-13,793.78-2,621.58

Finding the Fourth Proportional to 9,196.89, 13,793.78 and 2,621.58

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Solution

The fourth proportional to 9,196.89, 13,793.78 and 2,621.58 is: 3,931.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,196.89 : 13,793.78 = 2,621.58 : x
  2. Step 2: Convert to fraction form
    9,196.89/13,793.78 = 2,621.58/x
  3. Step 3: Cross multiply
    9,196.89x = 13,793.78 × 2,621.58
  4. Step 4: Simplify right side
    9,196.89x = 36,161,484.66
  5. Step 5: Solve for x
    x = 36,161,484.66/9,196.89
  6. Step 6: Final answer
    x = 3,931.93

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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.