Home / 5,285.02-7,925.19-2,361.28

Finding the Fourth Proportional to 5,285.02, 7,925.19 and 2,361.28

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Solution

The fourth proportional to 5,285.02, 7,925.19 and 2,361.28 is: 3,540.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,285.02 : 7,925.19 = 2,361.28 : x
  2. Step 2: Convert to fraction form
    5,285.02/7,925.19 = 2,361.28/x
  3. Step 3: Cross multiply
    5,285.02x = 7,925.19 × 2,361.28
  4. Step 4: Simplify right side
    5,285.02x = 18,713,592.64
  5. Step 5: Solve for x
    x = 18,713,592.64/5,285.02
  6. Step 6: Final answer
    x = 3,540.87

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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.