Home / 5,164.49-7,747.82-2,566.01

Finding the Fourth Proportional to 5,164.49, 7,747.82 and 2,566.01

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Solution

The fourth proportional to 5,164.49, 7,747.82 and 2,566.01 is: 3,849.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,164.49 : 7,747.82 = 2,566.01 : x
  2. Step 2: Convert to fraction form
    5,164.49/7,747.82 = 2,566.01/x
  3. Step 3: Cross multiply
    5,164.49x = 7,747.82 × 2,566.01
  4. Step 4: Simplify right side
    5,164.49x = 19,880,970.77
  5. Step 5: Solve for x
    x = 19,880,970.77/5,164.49
  6. Step 6: Final answer
    x = 3,849.55

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1.5x scale

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.