Home / 10,855.04-16,254.92-9,856.56

Finding the Fourth Proportional to 10,855.04, 16,254.92 and 9,856.56

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Solution

The fourth proportional to 10,855.04, 16,254.92 and 9,856.56 is: 14,759.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,855.04 : 16,254.92 = 9,856.56 : x
  2. Step 2: Convert to fraction form
    10,855.04/16,254.92 = 9,856.56/x
  3. Step 3: Cross multiply
    10,855.04x = 16,254.92 × 9,856.56
  4. Step 4: Simplify right side
    10,855.04x = 160,217,594.28
  5. Step 5: Solve for x
    x = 160,217,594.28/10,855.04
  6. Step 6: Final answer
    x = 14,759.74

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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.