Home / 7,744.10-11,616.21-2,479.16

Finding the Fourth Proportional to 7,744.10, 11,616.21 and 2,479.16

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Solution

The fourth proportional to 7,744.10, 11,616.21 and 2,479.16 is: 3,718.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,744.10 : 11,616.21 = 2,479.16 : x
  2. Step 2: Convert to fraction form
    7,744.10/11,616.21 = 2,479.16/x
  3. Step 3: Cross multiply
    7,744.10x = 11,616.21 × 2,479.16
  4. Step 4: Simplify right side
    7,744.10x = 28,798,472.22
  5. Step 5: Solve for x
    x = 28,798,472.22/7,744.10
  6. Step 6: Final answer
    x = 3,718.77

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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.