Home / 4,904.12-6,767.82-2,666.15

Finding the Fourth Proportional to 4,904.12, 6,767.82 and 2,666.15

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Solution

The fourth proportional to 4,904.12, 6,767.82 and 2,666.15 is: 3,679.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,904.12 : 6,767.82 = 2,666.15 : x
  2. Step 2: Convert to fraction form
    4,904.12/6,767.82 = 2,666.15/x
  3. Step 3: Cross multiply
    4,904.12x = 6,767.82 × 2,666.15
  4. Step 4: Simplify right side
    4,904.12x = 18,044,014.83
  5. Step 5: Solve for x
    x = 18,044,014.83/4,904.12
  6. Step 6: Final answer
    x = 3,679.36

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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.