Home / 3,522.81-5,285.02-1,442.54

Finding the Fourth Proportional to 3,522.81, 5,285.02 and 1,442.54

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Solution

The fourth proportional to 3,522.81, 5,285.02 and 1,442.54 is: 2,164.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,522.81 : 5,285.02 = 1,442.54 : x
  2. Step 2: Convert to fraction form
    3,522.81/5,285.02 = 1,442.54/x
  3. Step 3: Cross multiply
    3,522.81x = 5,285.02 × 1,442.54
  4. Step 4: Simplify right side
    3,522.81x = 7,623,852.75
  5. Step 5: Solve for x
    x = 7,623,852.75/3,522.81
  6. Step 6: Final answer
    x = 2,164.14

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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.