Home / 5,266.98-7,904.79-2,670.66

Finding the Fourth Proportional to 5,266.98, 7,904.79 and 2,670.66

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Solution

The fourth proportional to 5,266.98, 7,904.79 and 2,670.66 is: 4,008.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,266.98 : 7,904.79 = 2,670.66 : x
  2. Step 2: Convert to fraction form
    5,266.98/7,904.79 = 2,670.66/x
  3. Step 3: Cross multiply
    5,266.98x = 7,904.79 × 2,670.66
  4. Step 4: Simplify right side
    5,266.98x = 21,111,006.46
  5. Step 5: Solve for x
    x = 21,111,006.46/5,266.98
  6. Step 6: Final answer
    x = 4,008.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.