Home / 9,169.92-13,760.64-4,492.80

Finding the Fourth Proportional to 9,169.92, 13,760.64 and 4,492.80

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Solution

The fourth proportional to 9,169.92, 13,760.64 and 4,492.80 is: 6,742.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,169.92 : 13,760.64 = 4,492.80 : x
  2. Step 2: Convert to fraction form
    9,169.92/13,760.64 = 4,492.80/x
  3. Step 3: Cross multiply
    9,169.92x = 13,760.64 × 4,492.80
  4. Step 4: Simplify right side
    9,169.92x = 61,823,803.39
  5. Step 5: Solve for x
    x = 61,823,803.39/9,169.92
  6. Step 6: Final answer
    x = 6,742.02

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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.