Home / 5,391.02-7,442.52-3,631.94

Finding the Fourth Proportional to 5,391.02, 7,442.52 and 3,631.94

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Solution

The fourth proportional to 5,391.02, 7,442.52 and 3,631.94 is: 5,014.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391.02 : 7,442.52 = 3,631.94 : x
  2. Step 2: Convert to fraction form
    5,391.02/7,442.52 = 3,631.94/x
  3. Step 3: Cross multiply
    5,391.02x = 7,442.52 × 3,631.94
  4. Step 4: Simplify right side
    5,391.02x = 27,030,786.09
  5. Step 5: Solve for x
    x = 27,030,786.09/5,391.02
  6. Step 6: Final answer
    x = 5,014.04

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1.5x scale

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.