Home / 11,330.84-15,633.32-6,851.34

Finding the Fourth Proportional to 11,330.84, 15,633.32 and 6,851.34

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Solution

The fourth proportional to 11,330.84, 15,633.32 and 6,851.34 is: 9,452.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,330.84 : 15,633.32 = 6,851.34 : x
  2. Step 2: Convert to fraction form
    11,330.84/15,633.32 = 6,851.34/x
  3. Step 3: Cross multiply
    11,330.84x = 15,633.32 × 6,851.34
  4. Step 4: Simplify right side
    11,330.84x = 107,109,156.39
  5. Step 5: Solve for x
    x = 107,109,156.39/11,330.84
  6. Step 6: Final answer
    x = 9,452.89

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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.