Home / 9,288.84-12,822.39-6,926.88

Finding the Fourth Proportional to 9,288.84, 12,822.39 and 6,926.88

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Solution

The fourth proportional to 9,288.84, 12,822.39 and 6,926.88 is: 9,561.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,288.84 : 12,822.39 = 6,926.88 : x
  2. Step 2: Convert to fraction form
    9,288.84/12,822.39 = 6,926.88/x
  3. Step 3: Cross multiply
    9,288.84x = 12,822.39 × 6,926.88
  4. Step 4: Simplify right side
    9,288.84x = 88,819,156.84
  5. Step 5: Solve for x
    x = 88,819,156.84/9,288.84
  6. Step 6: Final answer
    x = 9,561.92

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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.