Home / 3,066.48-4,233.13-1,808.35

Finding the Fourth Proportional to 3,066.48, 4,233.13 and 1,808.35

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Solution

The fourth proportional to 3,066.48, 4,233.13 and 1,808.35 is: 2,496.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066.48 : 4,233.13 = 1,808.35 : x
  2. Step 2: Convert to fraction form
    3,066.48/4,233.13 = 1,808.35/x
  3. Step 3: Cross multiply
    3,066.48x = 4,233.13 × 1,808.35
  4. Step 4: Simplify right side
    3,066.48x = 7,654,965.53
  5. Step 5: Solve for x
    x = 7,654,965.53/3,066.48
  6. Step 6: Final answer
    x = 2,496.34

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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.