Home / 5,270.24-7,906.08-1,807.04

Finding the Fourth Proportional to 5,270.24, 7,906.08 and 1,807.04

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Solution

The fourth proportional to 5,270.24, 7,906.08 and 1,807.04 is: 2,710.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270.24 : 7,906.08 = 1,807.04 : x
  2. Step 2: Convert to fraction form
    5,270.24/7,906.08 = 1,807.04/x
  3. Step 3: Cross multiply
    5,270.24x = 7,906.08 × 1,807.04
  4. Step 4: Simplify right side
    5,270.24x = 14,286,602.80
  5. Step 5: Solve for x
    x = 14,286,602.80/5,270.24
  6. Step 6: Final answer
    x = 2,710.81

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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.