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Finding the Fourth Proportional to 2,950.62, 4,432.01 and 2,852.21

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Solution

The fourth proportional to 2,950.62, 4,432.01 and 2,852.21 is: 4,284.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.62 : 4,432.01 = 2,852.21 : x
  2. Step 2: Convert to fraction form
    2,950.62/4,432.01 = 2,852.21/x
  3. Step 3: Cross multiply
    2,950.62x = 4,432.01 × 2,852.21
  4. Step 4: Simplify right side
    2,950.62x = 12,641,001.08
  5. Step 5: Solve for x
    x = 12,641,001.08/2,950.62
  6. Step 6: Final answer
    x = 4,284.18

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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.