Home / 7,715.41-10,650.06-5,063.68

Finding the Fourth Proportional to 7,715.41, 10,650.06 and 5,063.68

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Solution

The fourth proportional to 7,715.41, 10,650.06 and 5,063.68 is: 6,989.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,715.41 : 10,650.06 = 5,063.68 : x
  2. Step 2: Convert to fraction form
    7,715.41/10,650.06 = 5,063.68/x
  3. Step 3: Cross multiply
    7,715.41x = 10,650.06 × 5,063.68
  4. Step 4: Simplify right side
    7,715.41x = 53,928,442.57
  5. Step 5: Solve for x
    x = 53,928,442.57/7,715.41
  6. Step 6: Final answer
    x = 6,989.71

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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.