Home / 2,066.74-2,852.12-1,122.54

Finding the Fourth Proportional to 2,066.74, 2,852.12 and 1,122.54

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Solution

The fourth proportional to 2,066.74, 2,852.12 and 1,122.54 is: 1,549.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,066.74 : 2,852.12 = 1,122.54 : x
  2. Step 2: Convert to fraction form
    2,066.74/2,852.12 = 1,122.54/x
  3. Step 3: Cross multiply
    2,066.74x = 2,852.12 × 1,122.54
  4. Step 4: Simplify right side
    2,066.74x = 3,201,613.17
  5. Step 5: Solve for x
    x = 3,201,613.17/2,066.74
  6. Step 6: Final answer
    x = 1,549.12

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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.