Home / 7,516.56-10,372.82-4,328.70

Finding the Fourth Proportional to 7,516.56, 10,372.82 and 4,328.70

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Solution

The fourth proportional to 7,516.56, 10,372.82 and 4,328.70 is: 5,973.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,516.56 : 10,372.82 = 4,328.70 : x
  2. Step 2: Convert to fraction form
    7,516.56/10,372.82 = 4,328.70/x
  3. Step 3: Cross multiply
    7,516.56x = 10,372.82 × 4,328.70
  4. Step 4: Simplify right side
    7,516.56x = 44,900,825.93
  5. Step 5: Solve for x
    x = 44,900,825.93/7,516.56
  6. Step 6: Final answer
    x = 5,973.59

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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.