Home / 2,011.94-2,776.27-1,161.13

Finding the Fourth Proportional to 2,011.94, 2,776.27 and 1,161.13

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Solution

The fourth proportional to 2,011.94, 2,776.27 and 1,161.13 is: 1,602.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011.94 : 2,776.27 = 1,161.13 : x
  2. Step 2: Convert to fraction form
    2,011.94/2,776.27 = 1,161.13/x
  3. Step 3: Cross multiply
    2,011.94x = 2,776.27 × 1,161.13
  4. Step 4: Simplify right side
    2,011.94x = 3,223,610.39
  5. Step 5: Solve for x
    x = 3,223,610.39/2,011.94
  6. Step 6: Final answer
    x = 1,602.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.