Home / 2,795.60-4,193.90-2,280.17

Finding the Fourth Proportional to 2,795.60, 4,193.90 and 2,280.17

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Solution

The fourth proportional to 2,795.60, 4,193.90 and 2,280.17 is: 3,420.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,795.60 : 4,193.90 = 2,280.17 : x
  2. Step 2: Convert to fraction form
    2,795.60/4,193.90 = 2,280.17/x
  3. Step 3: Cross multiply
    2,795.60x = 4,193.90 × 2,280.17
  4. Step 4: Simplify right side
    2,795.60x = 9,562,772.59
  5. Step 5: Solve for x
    x = 9,562,772.59/2,795.60
  6. Step 6: Final answer
    x = 3,420.66

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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.