Home / 9,856.24-14,781.18-3,280.68

Finding the Fourth Proportional to 9,856.24, 14,781.18 and 3,280.68

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Solution

The fourth proportional to 9,856.24, 14,781.18 and 3,280.68 is: 4,919.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,856.24 : 14,781.18 = 3,280.68 : x
  2. Step 2: Convert to fraction form
    9,856.24/14,781.18 = 3,280.68/x
  3. Step 3: Cross multiply
    9,856.24x = 14,781.18 × 3,280.68
  4. Step 4: Simplify right side
    9,856.24x = 48,492,321.60
  5. Step 5: Solve for x
    x = 48,492,321.60/9,856.24
  6. Step 6: Final answer
    x = 4,919.96

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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.