Home / 7,541.44-11,312.34-4,443.20

Finding the Fourth Proportional to 7,541.44, 11,312.34 and 4,443.20

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Solution

The fourth proportional to 7,541.44, 11,312.34 and 4,443.20 is: 6,664.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,541.44 : 11,312.34 = 4,443.20 : x
  2. Step 2: Convert to fraction form
    7,541.44/11,312.34 = 4,443.20/x
  3. Step 3: Cross multiply
    7,541.44x = 11,312.34 × 4,443.20
  4. Step 4: Simplify right side
    7,541.44x = 50,262,989.09
  5. Step 5: Solve for x
    x = 50,262,989.09/7,541.44
  6. Step 6: Final answer
    x = 6,664.91

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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.