Home / 7,549.22-10,415.82-4,719.44

Finding the Fourth Proportional to 7,549.22, 10,415.82 and 4,719.44

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Solution

The fourth proportional to 7,549.22, 10,415.82 and 4,719.44 is: 6,511.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,549.22 : 10,415.82 = 4,719.44 : x
  2. Step 2: Convert to fraction form
    7,549.22/10,415.82 = 4,719.44/x
  3. Step 3: Cross multiply
    7,549.22x = 10,415.82 × 4,719.44
  4. Step 4: Simplify right side
    7,549.22x = 49,156,837.54
  5. Step 5: Solve for x
    x = 49,156,837.54/7,549.22
  6. Step 6: Final answer
    x = 6,511.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.