Home / 7,366.28-10,168.34-4,715.15

Finding the Fourth Proportional to 7,366.28, 10,168.34 and 4,715.15

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Solution

The fourth proportional to 7,366.28, 10,168.34 and 4,715.15 is: 6,508.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,366.28 : 10,168.34 = 4,715.15 : x
  2. Step 2: Convert to fraction form
    7,366.28/10,168.34 = 4,715.15/x
  3. Step 3: Cross multiply
    7,366.28x = 10,168.34 × 4,715.15
  4. Step 4: Simplify right side
    7,366.28x = 47,945,173.93
  5. Step 5: Solve for x
    x = 47,945,173.93/7,366.28
  6. Step 6: Final answer
    x = 6,508.74

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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.