Home / 7,504.85-11,257.28-2,574.65

Finding the Fourth Proportional to 7,504.85, 11,257.28 and 2,574.65

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Solution

The fourth proportional to 7,504.85, 11,257.28 and 2,574.65 is: 3,861.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,504.85 : 11,257.28 = 2,574.65 : x
  2. Step 2: Convert to fraction form
    7,504.85/11,257.28 = 2,574.65/x
  3. Step 3: Cross multiply
    7,504.85x = 11,257.28 × 2,574.65
  4. Step 4: Simplify right side
    7,504.85x = 28,983,543.08
  5. Step 5: Solve for x
    x = 28,983,543.08/7,504.85
  6. Step 6: Final answer
    x = 3,861.98

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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.