Home / 7,025.77-10,516.64-3,728.87

Finding the Fourth Proportional to 7,025.77, 10,516.64 and 3,728.87

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Solution

The fourth proportional to 7,025.77, 10,516.64 and 3,728.87 is: 5,581.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,025.77 : 10,516.64 = 3,728.87 : x
  2. Step 2: Convert to fraction form
    7,025.77/10,516.64 = 3,728.87/x
  3. Step 3: Cross multiply
    7,025.77x = 10,516.64 × 3,728.87
  4. Step 4: Simplify right side
    7,025.77x = 39,215,151.61
  5. Step 5: Solve for x
    x = 39,215,151.61/7,025.77
  6. Step 6: Final answer
    x = 5,581.62

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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.