Home / 11,251.84-15,526.84-6,777.04

Finding the Fourth Proportional to 11,251.84, 15,526.84 and 6,777.04

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Solution

The fourth proportional to 11,251.84, 15,526.84 and 6,777.04 is: 9,351.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,251.84 : 15,526.84 = 6,777.04 : x
  2. Step 2: Convert to fraction form
    11,251.84/15,526.84 = 6,777.04/x
  3. Step 3: Cross multiply
    11,251.84x = 15,526.84 × 6,777.04
  4. Step 4: Simplify right side
    11,251.84x = 105,226,015.75
  5. Step 5: Solve for x
    x = 105,226,015.75/11,251.84
  6. Step 6: Final answer
    x = 9,351.89

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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.