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Finding the Fourth Proportional to 2,852.70, 4,283.10 and 2,237.10

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Solution

The fourth proportional to 2,852.70, 4,283.10 and 2,237.10 is: 3,358.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,852.70 : 4,283.10 = 2,237.10 : x
  2. Step 2: Convert to fraction form
    2,852.70/4,283.10 = 2,237.10/x
  3. Step 3: Cross multiply
    2,852.70x = 4,283.10 × 2,237.10
  4. Step 4: Simplify right side
    2,852.70x = 9,581,723.01
  5. Step 5: Solve for x
    x = 9,581,723.01/2,852.70
  6. Step 6: Final answer
    x = 3,358.83

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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.