Home / 7,364.28-11,087.88-6,492.38

Finding the Fourth Proportional to 7,364.28, 11,087.88 and 6,492.38

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Solution

The fourth proportional to 7,364.28, 11,087.88 and 6,492.38 is: 9,775.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,364.28 : 11,087.88 = 6,492.38 : x
  2. Step 2: Convert to fraction form
    7,364.28/11,087.88 = 6,492.38/x
  3. Step 3: Cross multiply
    7,364.28x = 11,087.88 × 6,492.38
  4. Step 4: Simplify right side
    7,364.28x = 71,986,730.35
  5. Step 5: Solve for x
    x = 71,986,730.35/7,364.28
  6. Step 6: Final answer
    x = 9,775.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.