Home / 3,802.68-5,247.72-2,310.48

Finding the Fourth Proportional to 3,802.68, 5,247.72 and 2,310.48

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Solution

The fourth proportional to 3,802.68, 5,247.72 and 2,310.48 is: 3,188.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,802.68 : 5,247.72 = 2,310.48 : x
  2. Step 2: Convert to fraction form
    3,802.68/5,247.72 = 2,310.48/x
  3. Step 3: Cross multiply
    3,802.68x = 5,247.72 × 2,310.48
  4. Step 4: Simplify right side
    3,802.68x = 12,124,752.11
  5. Step 5: Solve for x
    x = 12,124,752.11/3,802.68
  6. Step 6: Final answer
    x = 3,188.48

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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.