Home / 11,253.42-16,880.85-4,327.92

Finding the Fourth Proportional to 11,253.42, 16,880.85 and 4,327.92

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Solution

The fourth proportional to 11,253.42, 16,880.85 and 4,327.92 is: 6,492.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,253.42 : 16,880.85 = 4,327.92 : x
  2. Step 2: Convert to fraction form
    11,253.42/16,880.85 = 4,327.92/x
  3. Step 3: Cross multiply
    11,253.42x = 16,880.85 × 4,327.92
  4. Step 4: Simplify right side
    11,253.42x = 73,058,968.33
  5. Step 5: Solve for x
    x = 73,058,968.33/11,253.42
  6. Step 6: Final answer
    x = 6,492.16

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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.