Home / 11,302.83-15,598.32-6,825.72

Finding the Fourth Proportional to 11,302.83, 15,598.32 and 6,825.72

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Solution

The fourth proportional to 11,302.83, 15,598.32 and 6,825.72 is: 9,419.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,302.83 : 15,598.32 = 6,825.72 : x
  2. Step 2: Convert to fraction form
    11,302.83/15,598.32 = 6,825.72/x
  3. Step 3: Cross multiply
    11,302.83x = 15,598.32 × 6,825.72
  4. Step 4: Simplify right side
    11,302.83x = 106,469,764.79
  5. Step 5: Solve for x
    x = 106,469,764.79/11,302.83
  6. Step 6: Final answer
    x = 9,419.74

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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.