Home / 7,265.98-10,889.39-2,881.04

Finding the Fourth Proportional to 7,265.98, 10,889.39 and 2,881.04

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Solution

The fourth proportional to 7,265.98, 10,889.39 and 2,881.04 is: 4,317.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,265.98 : 10,889.39 = 2,881.04 : x
  2. Step 2: Convert to fraction form
    7,265.98/10,889.39 = 2,881.04/x
  3. Step 3: Cross multiply
    7,265.98x = 10,889.39 × 2,881.04
  4. Step 4: Simplify right side
    7,265.98x = 31,372,768.17
  5. Step 5: Solve for x
    x = 31,372,768.17/7,265.98
  6. Step 6: Final answer
    x = 4,317.76

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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.