Home / 10,653.96-15,981.69-3,257.85

Finding the Fourth Proportional to 10,653.96, 15,981.69 and 3,257.85

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Solution

The fourth proportional to 10,653.96, 15,981.69 and 3,257.85 is: 4,887.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,653.96 : 15,981.69 = 3,257.85 : x
  2. Step 2: Convert to fraction form
    10,653.96/15,981.69 = 3,257.85/x
  3. Step 3: Cross multiply
    10,653.96x = 15,981.69 × 3,257.85
  4. Step 4: Simplify right side
    10,653.96x = 52,065,948.77
  5. Step 5: Solve for x
    x = 52,065,948.77/10,653.96
  6. Step 6: Final answer
    x = 4,887.00

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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.