Home / 4,808.45-6,635.66-2,712.57

Finding the Fourth Proportional to 4,808.45, 6,635.66 and 2,712.57

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Solution

The fourth proportional to 4,808.45, 6,635.66 and 2,712.57 is: 3,743.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,808.45 : 6,635.66 = 2,712.57 : x
  2. Step 2: Convert to fraction form
    4,808.45/6,635.66 = 2,712.57/x
  3. Step 3: Cross multiply
    4,808.45x = 6,635.66 × 2,712.57
  4. Step 4: Simplify right side
    4,808.45x = 17,999,678.68
  5. Step 5: Solve for x
    x = 17,999,678.68/4,808.45
  6. Step 6: Final answer
    x = 3,743.35

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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.