Home / 5,424.47-7,486.48-3,066.61

Finding the Fourth Proportional to 5,424.47, 7,486.48 and 3,066.61

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Solution

The fourth proportional to 5,424.47, 7,486.48 and 3,066.61 is: 4,232.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,424.47 : 7,486.48 = 3,066.61 : x
  2. Step 2: Convert to fraction form
    5,424.47/7,486.48 = 3,066.61/x
  3. Step 3: Cross multiply
    5,424.47x = 7,486.48 × 3,066.61
  4. Step 4: Simplify right side
    5,424.47x = 22,958,096.34
  5. Step 5: Solve for x
    x = 22,958,096.34/5,424.47
  6. Step 6: Final answer
    x = 4,232.32

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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.