Home / 3,011.13-4,539.20-2,810.43

Finding the Fourth Proportional to 3,011.13, 4,539.20 and 2,810.43

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Solution

The fourth proportional to 3,011.13, 4,539.20 and 2,810.43 is: 4,236.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011.13 : 4,539.20 = 2,810.43 : x
  2. Step 2: Convert to fraction form
    3,011.13/4,539.20 = 2,810.43/x
  3. Step 3: Cross multiply
    3,011.13x = 4,539.20 × 2,810.43
  4. Step 4: Simplify right side
    3,011.13x = 12,757,089.80
  5. Step 5: Solve for x
    x = 12,757,089.80/3,011.13
  6. Step 6: Final answer
    x = 4,236.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.