Home / 2,266.66-3,127.02-1,322.20

Finding the Fourth Proportional to 2,266.66, 3,127.02 and 1,322.20

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Solution

The fourth proportional to 2,266.66, 3,127.02 and 1,322.20 is: 1,824.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,266.66 : 3,127.02 = 1,322.20 : x
  2. Step 2: Convert to fraction form
    2,266.66/3,127.02 = 1,322.20/x
  3. Step 3: Cross multiply
    2,266.66x = 3,127.02 × 1,322.20
  4. Step 4: Simplify right side
    2,266.66x = 4,134,545.84
  5. Step 5: Solve for x
    x = 4,134,545.84/2,266.66
  6. Step 6: Final answer
    x = 1,824.07

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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.