Home / 7,849.29-10,823.38-6,653.73

Finding the Fourth Proportional to 7,849.29, 10,823.38 and 6,653.73

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Solution

The fourth proportional to 7,849.29, 10,823.38 and 6,653.73 is: 9,174.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,849.29 : 10,823.38 = 6,653.73 : x
  2. Step 2: Convert to fraction form
    7,849.29/10,823.38 = 6,653.73/x
  3. Step 3: Cross multiply
    7,849.29x = 10,823.38 × 6,653.73
  4. Step 4: Simplify right side
    7,849.29x = 72,015,848.21
  5. Step 5: Solve for x
    x = 72,015,848.21/7,849.29
  6. Step 6: Final answer
    x = 9,174.82

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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.