Home / 6,990.18-10,426.94-5,956.62

Finding the Fourth Proportional to 6,990.18, 10,426.94 and 5,956.62

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Solution

The fourth proportional to 6,990.18, 10,426.94 and 5,956.62 is: 8,885.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,990.18 : 10,426.94 = 5,956.62 : x
  2. Step 2: Convert to fraction form
    6,990.18/10,426.94 = 5,956.62/x
  3. Step 3: Cross multiply
    6,990.18x = 10,426.94 × 5,956.62
  4. Step 4: Simplify right side
    6,990.18x = 62,109,289.56
  5. Step 5: Solve for x
    x = 62,109,289.56/6,990.18
  6. Step 6: Final answer
    x = 8,885.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.