Home / 5,265.38-7,266.24-2,907.69

Finding the Fourth Proportional to 5,265.38, 7,266.24 and 2,907.69

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Solution

The fourth proportional to 5,265.38, 7,266.24 and 2,907.69 is: 4,012.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265.38 : 7,266.24 = 2,907.69 : x
  2. Step 2: Convert to fraction form
    5,265.38/7,266.24 = 2,907.69/x
  3. Step 3: Cross multiply
    5,265.38x = 7,266.24 × 2,907.69
  4. Step 4: Simplify right side
    5,265.38x = 21,127,973.39
  5. Step 5: Solve for x
    x = 21,127,973.39/5,265.38
  6. Step 6: Final answer
    x = 4,012.62

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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.