Home / 8,269.42-11,411.76-4,492.56

Finding the Fourth Proportional to 8,269.42, 11,411.76 and 4,492.56

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Solution

The fourth proportional to 8,269.42, 11,411.76 and 4,492.56 is: 6,199.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,269.42 : 11,411.76 = 4,492.56 : x
  2. Step 2: Convert to fraction form
    8,269.42/11,411.76 = 4,492.56/x
  3. Step 3: Cross multiply
    8,269.42x = 11,411.76 × 4,492.56
  4. Step 4: Simplify right side
    8,269.42x = 51,268,016.51
  5. Step 5: Solve for x
    x = 51,268,016.51/8,269.42
  6. Step 6: Final answer
    x = 6,199.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.