Home / 3,038.20-4,557.30-2,066.20

Finding the Fourth Proportional to 3,038.20, 4,557.30 and 2,066.20

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Solution

The fourth proportional to 3,038.20, 4,557.30 and 2,066.20 is: 3,099.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.20 : 4,557.30 = 2,066.20 : x
  2. Step 2: Convert to fraction form
    3,038.20/4,557.30 = 2,066.20/x
  3. Step 3: Cross multiply
    3,038.20x = 4,557.30 × 2,066.20
  4. Step 4: Simplify right side
    3,038.20x = 9,416,293.26
  5. Step 5: Solve for x
    x = 9,416,293.26/3,038.20
  6. Step 6: Final answer
    x = 3,099.30

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1.5x scale

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.