Home / 3,053.80-4,580.70-2,762.20

Finding the Fourth Proportional to 3,053.80, 4,580.70 and 2,762.20

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Solution

The fourth proportional to 3,053.80, 4,580.70 and 2,762.20 is: 4,143.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,053.80 : 4,580.70 = 2,762.20 : x
  2. Step 2: Convert to fraction form
    3,053.80/4,580.70 = 2,762.20/x
  3. Step 3: Cross multiply
    3,053.80x = 4,580.70 × 2,762.20
  4. Step 4: Simplify right side
    3,053.80x = 12,652,809.54
  5. Step 5: Solve for x
    x = 12,652,809.54/3,053.80
  6. Step 6: Final answer
    x = 4,143.30

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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.