Home / 7,510.80-11,266.20-7,467.60

Finding the Fourth Proportional to 7,510.80, 11,266.20 and 7,467.60

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Solution

The fourth proportional to 7,510.80, 11,266.20 and 7,467.60 is: 11,201.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,510.80 : 11,266.20 = 7,467.60 : x
  2. Step 2: Convert to fraction form
    7,510.80/11,266.20 = 7,467.60/x
  3. Step 3: Cross multiply
    7,510.80x = 11,266.20 × 7,467.60
  4. Step 4: Simplify right side
    7,510.80x = 84,131,475.12
  5. Step 5: Solve for x
    x = 84,131,475.12/7,510.80
  6. Step 6: Final answer
    x = 11,201.40

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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.