Home / 7,557.20-11,336.34-2,626.20

Finding the Fourth Proportional to 7,557.20, 11,336.34 and 2,626.20

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Solution

The fourth proportional to 7,557.20, 11,336.34 and 2,626.20 is: 3,939.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,557.20 : 11,336.34 = 2,626.20 : x
  2. Step 2: Convert to fraction form
    7,557.20/11,336.34 = 2,626.20/x
  3. Step 3: Cross multiply
    7,557.20x = 11,336.34 × 2,626.20
  4. Step 4: Simplify right side
    7,557.20x = 29,771,496.11
  5. Step 5: Solve for x
    x = 29,771,496.11/7,557.20
  6. Step 6: Final answer
    x = 3,939.49

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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.