Home / 3,059.38-4,589.76-1,111.59

Finding the Fourth Proportional to 3,059.38, 4,589.76 and 1,111.59

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Solution

The fourth proportional to 3,059.38, 4,589.76 and 1,111.59 is: 1,667.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,059.38 : 4,589.76 = 1,111.59 : x
  2. Step 2: Convert to fraction form
    3,059.38/4,589.76 = 1,111.59/x
  3. Step 3: Cross multiply
    3,059.38x = 4,589.76 × 1,111.59
  4. Step 4: Simplify right side
    3,059.38x = 5,101,931.32
  5. Step 5: Solve for x
    x = 5,101,931.32/3,059.38
  6. Step 6: Final answer
    x = 1,667.64

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Half scale
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Double scale
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Similar ratio
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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.