Home / 4,808.39-6,635.31-2,712.38

Finding the Fourth Proportional to 4,808.39, 6,635.31 and 2,712.38

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Solution

The fourth proportional to 4,808.39, 6,635.31 and 2,712.38 is: 3,742.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,808.39 : 6,635.31 = 2,712.38 : x
  2. Step 2: Convert to fraction form
    4,808.39/6,635.31 = 2,712.38/x
  3. Step 3: Cross multiply
    4,808.39x = 6,635.31 × 2,712.38
  4. Step 4: Simplify right side
    4,808.39x = 17,997,482.14
  5. Step 5: Solve for x
    x = 17,997,482.14/4,808.39
  6. Step 6: Final answer
    x = 3,742.93

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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.