Home / 2,043.12-3,066.84-948.54

Finding the Fourth Proportional to 2,043.12, 3,066.84 and 948.54

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Solution

The fourth proportional to 2,043.12, 3,066.84 and 948.54 is: 1,423.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,043.12 : 3,066.84 = 948.54 : x
  2. Step 2: Convert to fraction form
    2,043.12/3,066.84 = 948.54/x
  3. Step 3: Cross multiply
    2,043.12x = 3,066.84 × 948.54
  4. Step 4: Simplify right side
    2,043.12x = 2,909,020.41
  5. Step 5: Solve for x
    x = 2,909,020.41/2,043.12
  6. Step 6: Final answer
    x = 1,423.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.