Home / 2,817.57-4,206.20-2,448.62

Finding the Fourth Proportional to 2,817.57, 4,206.20 and 2,448.62

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Solution

The fourth proportional to 2,817.57, 4,206.20 and 2,448.62 is: 3,655.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,817.57 : 4,206.20 = 2,448.62 : x
  2. Step 2: Convert to fraction form
    2,817.57/4,206.20 = 2,448.62/x
  3. Step 3: Cross multiply
    2,817.57x = 4,206.20 × 2,448.62
  4. Step 4: Simplify right side
    2,817.57x = 10,299,385.44
  5. Step 5: Solve for x
    x = 10,299,385.44/2,817.57
  6. Step 6: Final answer
    x = 3,655.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.