Home / 4,020.22-6,020.61-3,475.90

Finding the Fourth Proportional to 4,020.22, 6,020.61 and 3,475.90

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Solution

The fourth proportional to 4,020.22, 6,020.61 and 3,475.90 is: 5,205.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020.22 : 6,020.61 = 3,475.90 : x
  2. Step 2: Convert to fraction form
    4,020.22/6,020.61 = 3,475.90/x
  3. Step 3: Cross multiply
    4,020.22x = 6,020.61 × 3,475.90
  4. Step 4: Simplify right side
    4,020.22x = 20,927,038.30
  5. Step 5: Solve for x
    x = 20,927,038.30/4,020.22
  6. Step 6: Final answer
    x = 5,205.45

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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.