Home / 4,807.31-7,201.59-3,158.88

Finding the Fourth Proportional to 4,807.31, 7,201.59 and 3,158.88

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Solution

The fourth proportional to 4,807.31, 7,201.59 and 3,158.88 is: 4,732.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,807.31 : 7,201.59 = 3,158.88 : x
  2. Step 2: Convert to fraction form
    4,807.31/7,201.59 = 3,158.88/x
  3. Step 3: Cross multiply
    4,807.31x = 7,201.59 × 3,158.88
  4. Step 4: Simplify right side
    4,807.31x = 22,748,958.62
  5. Step 5: Solve for x
    x = 22,748,958.62/4,807.31
  6. Step 6: Final answer
    x = 4,732.16

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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.