Home / 4,979.04-7,469.64-1,516.56

Finding the Fourth Proportional to 4,979.04, 7,469.64 and 1,516.56

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Solution

The fourth proportional to 4,979.04, 7,469.64 and 1,516.56 is: 2,275.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,979.04 : 7,469.64 = 1,516.56 : x
  2. Step 2: Convert to fraction form
    4,979.04/7,469.64 = 1,516.56/x
  3. Step 3: Cross multiply
    4,979.04x = 7,469.64 × 1,516.56
  4. Step 4: Simplify right side
    4,979.04x = 11,328,157.24
  5. Step 5: Solve for x
    x = 11,328,157.24/4,979.04
  6. Step 6: Final answer
    x = 2,275.17

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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.