Home / 3,551.02-5,327.74-1,472.16

Finding the Fourth Proportional to 3,551.02, 5,327.74 and 1,472.16

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Solution

The fourth proportional to 3,551.02, 5,327.74 and 1,472.16 is: 2,208.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.02 : 5,327.74 = 1,472.16 : x
  2. Step 2: Convert to fraction form
    3,551.02/5,327.74 = 1,472.16/x
  3. Step 3: Cross multiply
    3,551.02x = 5,327.74 × 1,472.16
  4. Step 4: Simplify right side
    3,551.02x = 7,843,285.72
  5. Step 5: Solve for x
    x = 7,843,285.72/3,551.02
  6. Step 6: Final answer
    x = 2,208.74

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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.