Home / 4,904.31-6,767.87-2,666.13

Finding the Fourth Proportional to 4,904.31, 6,767.87 and 2,666.13

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Solution

The fourth proportional to 4,904.31, 6,767.87 and 2,666.13 is: 3,679.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,904.31 : 6,767.87 = 2,666.13 : x
  2. Step 2: Convert to fraction form
    4,904.31/6,767.87 = 2,666.13/x
  3. Step 3: Cross multiply
    4,904.31x = 6,767.87 × 2,666.13
  4. Step 4: Simplify right side
    4,904.31x = 18,044,021.24
  5. Step 5: Solve for x
    x = 18,044,021.24/4,904.31
  6. Step 6: Final answer
    x = 3,679.22

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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.