Home / 10,859.87-16,285.61-4,622.82

Finding the Fourth Proportional to 10,859.87, 16,285.61 and 4,622.82

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Solution

The fourth proportional to 10,859.87, 16,285.61 and 4,622.82 is: 6,932.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,859.87 : 16,285.61 = 4,622.82 : x
  2. Step 2: Convert to fraction form
    10,859.87/16,285.61 = 4,622.82/x
  3. Step 3: Cross multiply
    10,859.87x = 16,285.61 × 4,622.82
  4. Step 4: Simplify right side
    10,859.87x = 75,285,459.71
  5. Step 5: Solve for x
    x = 75,285,459.71/10,859.87
  6. Step 6: Final answer
    x = 6,932.44

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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.