Home / 5,505.30-8,258.49-1,807.38

Finding the Fourth Proportional to 5,505.30, 8,258.49 and 1,807.38

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Solution

The fourth proportional to 5,505.30, 8,258.49 and 1,807.38 is: 2,711.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,505.30 : 8,258.49 = 1,807.38 : x
  2. Step 2: Convert to fraction form
    5,505.30/8,258.49 = 1,807.38/x
  3. Step 3: Cross multiply
    5,505.30x = 8,258.49 × 1,807.38
  4. Step 4: Simplify right side
    5,505.30x = 14,926,229.66
  5. Step 5: Solve for x
    x = 14,926,229.66/5,505.30
  6. Step 6: Final answer
    x = 2,711.25

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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.