Home / 6,715.73-9,267.54-3,731.57

Finding the Fourth Proportional to 6,715.73, 9,267.54 and 3,731.57

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Solution

The fourth proportional to 6,715.73, 9,267.54 and 3,731.57 is: 5,149.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,715.73 : 9,267.54 = 3,731.57 : x
  2. Step 2: Convert to fraction form
    6,715.73/9,267.54 = 3,731.57/x
  3. Step 3: Cross multiply
    6,715.73x = 9,267.54 × 3,731.57
  4. Step 4: Simplify right side
    6,715.73x = 34,582,474.24
  5. Step 5: Solve for x
    x = 34,582,474.24/6,715.73
  6. Step 6: Final answer
    x = 5,149.47

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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.