Home / 1,842.28-2,759.65-1,533.13

Finding the Fourth Proportional to 1,842.28, 2,759.65 and 1,533.13

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Solution

The fourth proportional to 1,842.28, 2,759.65 and 1,533.13 is: 2,296.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,842.28 : 2,759.65 = 1,533.13 : x
  2. Step 2: Convert to fraction form
    1,842.28/2,759.65 = 1,533.13/x
  3. Step 3: Cross multiply
    1,842.28x = 2,759.65 × 1,533.13
  4. Step 4: Simplify right side
    1,842.28x = 4,230,902.20
  5. Step 5: Solve for x
    x = 4,230,902.20/1,842.28
  6. Step 6: Final answer
    x = 2,296.56

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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.