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Finding the Fourth Proportional to 7,452.50, 11,152.83 and 7,026.44

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Solution

The fourth proportional to 7,452.50, 11,152.83 and 7,026.44 is: 10,515.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,452.50 : 11,152.83 = 7,026.44 : x
  2. Step 2: Convert to fraction form
    7,452.50/11,152.83 = 7,026.44/x
  3. Step 3: Cross multiply
    7,452.50x = 11,152.83 × 7,026.44
  4. Step 4: Simplify right side
    7,452.50x = 78,364,690.83
  5. Step 5: Solve for x
    x = 78,364,690.83/7,452.50
  6. Step 6: Final answer
    x = 10,515.22

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Half scale
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Double scale
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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.