Home / 2,267.77-3,129.94-1,324.12

Finding the Fourth Proportional to 2,267.77, 3,129.94 and 1,324.12

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Solution

The fourth proportional to 2,267.77, 3,129.94 and 1,324.12 is: 1,827.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,267.77 : 3,129.94 = 1,324.12 : x
  2. Step 2: Convert to fraction form
    2,267.77/3,129.94 = 1,324.12/x
  3. Step 3: Cross multiply
    2,267.77x = 3,129.94 × 1,324.12
  4. Step 4: Simplify right side
    2,267.77x = 4,144,412.84
  5. Step 5: Solve for x
    x = 4,144,412.84/2,267.77
  6. Step 6: Final answer
    x = 1,827.53

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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.