Home / 7,523.46-11,285.19-4,145.22

Finding the Fourth Proportional to 7,523.46, 11,285.19 and 4,145.22

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Solution

The fourth proportional to 7,523.46, 11,285.19 and 4,145.22 is: 6,217.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,523.46 : 11,285.19 = 4,145.22 : x
  2. Step 2: Convert to fraction form
    7,523.46/11,285.19 = 4,145.22/x
  3. Step 3: Cross multiply
    7,523.46x = 11,285.19 × 4,145.22
  4. Step 4: Simplify right side
    7,523.46x = 46,779,595.29
  5. Step 5: Solve for x
    x = 46,779,595.29/7,523.46
  6. Step 6: Final answer
    x = 6,217.83

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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.