Home / 3,501.32-5,246.51-2,979.17

Finding the Fourth Proportional to 3,501.32, 5,246.51 and 2,979.17

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Solution

The fourth proportional to 3,501.32, 5,246.51 and 2,979.17 is: 4,464.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,501.32 : 5,246.51 = 2,979.17 : x
  2. Step 2: Convert to fraction form
    3,501.32/5,246.51 = 2,979.17/x
  3. Step 3: Cross multiply
    3,501.32x = 5,246.51 × 2,979.17
  4. Step 4: Simplify right side
    3,501.32x = 15,630,243.42
  5. Step 5: Solve for x
    x = 15,630,243.42/3,501.32
  6. Step 6: Final answer
    x = 4,464.10

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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.