Home / 3,486.02-5,230.74-1,535.90

Finding the Fourth Proportional to 3,486.02, 5,230.74 and 1,535.90

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Solution

The fourth proportional to 3,486.02, 5,230.74 and 1,535.90 is: 2,304.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,486.02 : 5,230.74 = 1,535.90 : x
  2. Step 2: Convert to fraction form
    3,486.02/5,230.74 = 1,535.90/x
  3. Step 3: Cross multiply
    3,486.02x = 5,230.74 × 1,535.90
  4. Step 4: Simplify right side
    3,486.02x = 8,033,893.57
  5. Step 5: Solve for x
    x = 8,033,893.57/3,486.02
  6. Step 6: Final answer
    x = 2,304.60

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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.