Home / 6,715.99-9,267.61-3,691.32

Finding the Fourth Proportional to 6,715.99, 9,267.61 and 3,691.32

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Solution

The fourth proportional to 6,715.99, 9,267.61 and 3,691.32 is: 5,093.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,715.99 : 9,267.61 = 3,691.32 : x
  2. Step 2: Convert to fraction form
    6,715.99/9,267.61 = 3,691.32/x
  3. Step 3: Cross multiply
    6,715.99x = 9,267.61 × 3,691.32
  4. Step 4: Simplify right side
    6,715.99x = 34,209,704.92
  5. Step 5: Solve for x
    x = 34,209,704.92/6,715.99
  6. Step 6: Final answer
    x = 5,093.77

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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.