Home / 3,066.48-4,600.02-986.52

Finding the Fourth Proportional to 3,066.48, 4,600.02 and 986.52

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Solution

The fourth proportional to 3,066.48, 4,600.02 and 986.52 is: 1,479.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066.48 : 4,600.02 = 986.52 : x
  2. Step 2: Convert to fraction form
    3,066.48/4,600.02 = 986.52/x
  3. Step 3: Cross multiply
    3,066.48x = 4,600.02 × 986.52
  4. Step 4: Simplify right side
    3,066.48x = 4,538,011.73
  5. Step 5: Solve for x
    x = 4,538,011.73/3,066.48
  6. Step 6: Final answer
    x = 1,479.88

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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.