Home / 8,392.11-11,581.25-4,615.44

Finding the Fourth Proportional to 8,392.11, 11,581.25 and 4,615.44

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Solution

The fourth proportional to 8,392.11, 11,581.25 and 4,615.44 is: 6,369.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,392.11 : 11,581.25 = 4,615.44 : x
  2. Step 2: Convert to fraction form
    8,392.11/11,581.25 = 4,615.44/x
  3. Step 3: Cross multiply
    8,392.11x = 11,581.25 × 4,615.44
  4. Step 4: Simplify right side
    8,392.11x = 53,452,541.42
  5. Step 5: Solve for x
    x = 53,452,541.42/8,392.11
  6. Step 6: Final answer
    x = 6,369.38

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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.