Home / 5,265.28-7,266.14-2,907.57

Finding the Fourth Proportional to 5,265.28, 7,266.14 and 2,907.57

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Solution

The fourth proportional to 5,265.28, 7,266.14 and 2,907.57 is: 4,012.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265.28 : 7,266.14 = 2,907.57 : x
  2. Step 2: Convert to fraction form
    5,265.28/7,266.14 = 2,907.57/x
  3. Step 3: Cross multiply
    5,265.28x = 7,266.14 × 2,907.57
  4. Step 4: Simplify right side
    5,265.28x = 21,126,834.29
  5. Step 5: Solve for x
    x = 21,126,834.29/5,265.28
  6. Step 6: Final answer
    x = 4,012.48

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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.