Home / 3,204.40-4,810.20-2,477.20

Finding the Fourth Proportional to 3,204.40, 4,810.20 and 2,477.20

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Solution

The fourth proportional to 3,204.40, 4,810.20 and 2,477.20 is: 3,718.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204.40 : 4,810.20 = 2,477.20 : x
  2. Step 2: Convert to fraction form
    3,204.40/4,810.20 = 2,477.20/x
  3. Step 3: Cross multiply
    3,204.40x = 4,810.20 × 2,477.20
  4. Step 4: Simplify right side
    3,204.40x = 11,915,827.44
  5. Step 5: Solve for x
    x = 11,915,827.44/3,204.40
  6. Step 6: Final answer
    x = 3,718.58

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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.