Home / 5,535.02-8,301.57-1,431.02

Finding the Fourth Proportional to 5,535.02, 8,301.57 and 1,431.02

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Solution

The fourth proportional to 5,535.02, 8,301.57 and 1,431.02 is: 2,146.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,535.02 : 8,301.57 = 1,431.02 : x
  2. Step 2: Convert to fraction form
    5,535.02/8,301.57 = 1,431.02/x
  3. Step 3: Cross multiply
    5,535.02x = 8,301.57 × 1,431.02
  4. Step 4: Simplify right side
    5,535.02x = 11,879,712.70
  5. Step 5: Solve for x
    x = 11,879,712.70/5,535.02
  6. Step 6: Final answer
    x = 2,146.28

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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.