Home / 7,515.29-10,372.01-4,371.48

Finding the Fourth Proportional to 7,515.29, 10,372.01 and 4,371.48

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Solution

The fourth proportional to 7,515.29, 10,372.01 and 4,371.48 is: 6,033.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,515.29 : 10,372.01 = 4,371.48 : x
  2. Step 2: Convert to fraction form
    7,515.29/10,372.01 = 4,371.48/x
  3. Step 3: Cross multiply
    7,515.29x = 10,372.01 × 4,371.48
  4. Step 4: Simplify right side
    7,515.29x = 45,341,012.42
  5. Step 5: Solve for x
    x = 45,341,012.42/7,515.29
  6. Step 6: Final answer
    x = 6,033.17

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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.