Home / 3,474.28-4,794.32-2,148.10

Finding the Fourth Proportional to 3,474.28, 4,794.32 and 2,148.10

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Solution

The fourth proportional to 3,474.28, 4,794.32 and 2,148.10 is: 2,964.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,474.28 : 4,794.32 = 2,148.10 : x
  2. Step 2: Convert to fraction form
    3,474.28/4,794.32 = 2,148.10/x
  3. Step 3: Cross multiply
    3,474.28x = 4,794.32 × 2,148.10
  4. Step 4: Simplify right side
    3,474.28x = 10,298,678.79
  5. Step 5: Solve for x
    x = 10,298,678.79/3,474.28
  6. Step 6: Final answer
    x = 2,964.26

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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.