Home / 3,011.09-4,539.21-2,810.39

Finding the Fourth Proportional to 3,011.09, 4,539.21 and 2,810.39

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Solution

The fourth proportional to 3,011.09, 4,539.21 and 2,810.39 is: 4,236.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011.09 : 4,539.21 = 2,810.39 : x
  2. Step 2: Convert to fraction form
    3,011.09/4,539.21 = 2,810.39/x
  3. Step 3: Cross multiply
    3,011.09x = 4,539.21 × 2,810.39
  4. Step 4: Simplify right side
    3,011.09x = 12,756,936.34
  5. Step 5: Solve for x
    x = 12,756,936.34/3,011.09
  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.