Home / 7,515.03-11,269.99-2,516.30

Finding the Fourth Proportional to 7,515.03, 11,269.99 and 2,516.30

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Solution

The fourth proportional to 7,515.03, 11,269.99 and 2,516.30 is: 3,773.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,515.03 : 11,269.99 = 2,516.30 : x
  2. Step 2: Convert to fraction form
    7,515.03/11,269.99 = 2,516.30/x
  3. Step 3: Cross multiply
    7,515.03x = 11,269.99 × 2,516.30
  4. Step 4: Simplify right side
    7,515.03x = 28,358,675.84
  5. Step 5: Solve for x
    x = 28,358,675.84/7,515.03
  6. Step 6: Final answer
    x = 3,773.59

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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.