Home / 11,248.84-15,523.48-6,775.55

Finding the Fourth Proportional to 11,248.84, 15,523.48 and 6,775.55

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Solution

The fourth proportional to 11,248.84, 15,523.48 and 6,775.55 is: 9,350.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,248.84 : 15,523.48 = 6,775.55 : x
  2. Step 2: Convert to fraction form
    11,248.84/15,523.48 = 6,775.55/x
  3. Step 3: Cross multiply
    11,248.84x = 15,523.48 × 6,775.55
  4. Step 4: Simplify right side
    11,248.84x = 105,180,103.98
  5. Step 5: Solve for x
    x = 105,180,103.98/11,248.84
  6. Step 6: Final answer
    x = 9,350.31

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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.