Home / 10,856.35-16,285.02-3,065.77

Finding the Fourth Proportional to 10,856.35, 16,285.02 and 3,065.77

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Solution

The fourth proportional to 10,856.35, 16,285.02 and 3,065.77 is: 4,598.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,856.35 : 16,285.02 = 3,065.77 : x
  2. Step 2: Convert to fraction form
    10,856.35/16,285.02 = 3,065.77/x
  3. Step 3: Cross multiply
    10,856.35x = 16,285.02 × 3,065.77
  4. Step 4: Simplify right side
    10,856.35x = 49,926,125.77
  5. Step 5: Solve for x
    x = 49,926,125.77/10,856.35
  6. Step 6: Final answer
    x = 4,598.79

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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.