Home / 9,682.15-14,521.85-3,107.47

Finding the Fourth Proportional to 9,682.15, 14,521.85 and 3,107.47

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Solution

The fourth proportional to 9,682.15, 14,521.85 and 3,107.47 is: 4,660.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,682.15 : 14,521.85 = 3,107.47 : x
  2. Step 2: Convert to fraction form
    9,682.15/14,521.85 = 3,107.47/x
  3. Step 3: Cross multiply
    9,682.15x = 14,521.85 × 3,107.47
  4. Step 4: Simplify right side
    9,682.15x = 45,126,125.07
  5. Step 5: Solve for x
    x = 45,126,125.07/9,682.15
  6. Step 6: Final answer
    x = 4,660.76

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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.