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Finding the Fourth Proportional to 7,009.29, 10,492.93 and 6,760.06

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Solution

The fourth proportional to 7,009.29, 10,492.93 and 6,760.06 is: 10,119.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,009.29 : 10,492.93 = 6,760.06 : x
  2. Step 2: Convert to fraction form
    7,009.29/10,492.93 = 6,760.06/x
  3. Step 3: Cross multiply
    7,009.29x = 10,492.93 × 6,760.06
  4. Step 4: Simplify right side
    7,009.29x = 70,932,836.38
  5. Step 5: Solve for x
    x = 70,932,836.38/7,009.29
  6. Step 6: Final answer
    x = 10,119.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.