Home / 5,266.55-7,267.93-2,908.71

Finding the Fourth Proportional to 5,266.55, 7,267.93 and 2,908.71

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Solution

The fourth proportional to 5,266.55, 7,267.93 and 2,908.71 is: 4,014.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,266.55 : 7,267.93 = 2,908.71 : x
  2. Step 2: Convert to fraction form
    5,266.55/7,267.93 = 2,908.71/x
  3. Step 3: Cross multiply
    5,266.55x = 7,267.93 × 2,908.71
  4. Step 4: Simplify right side
    5,266.55x = 21,140,293.40
  5. Step 5: Solve for x
    x = 21,140,293.40/5,266.55
  6. Step 6: Final answer
    x = 4,014.07

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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.