Home / 5,505.66-7,586.73-3,931.02

Finding the Fourth Proportional to 5,505.66, 7,586.73 and 3,931.02

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Solution

The fourth proportional to 5,505.66, 7,586.73 and 3,931.02 is: 5,416.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,505.66 : 7,586.73 = 3,931.02 : x
  2. Step 2: Convert to fraction form
    5,505.66/7,586.73 = 3,931.02/x
  3. Step 3: Cross multiply
    5,505.66x = 7,586.73 × 3,931.02
  4. Step 4: Simplify right side
    5,505.66x = 29,823,587.36
  5. Step 5: Solve for x
    x = 29,823,587.36/5,505.66
  6. Step 6: Final answer
    x = 5,416.90

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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.