Home / 10,601.70-15,902.55-6,908.10

Finding the Fourth Proportional to 10,601.70, 15,902.55 and 6,908.10

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Solution

The fourth proportional to 10,601.70, 15,902.55 and 6,908.10 is: 10,362.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,601.70 : 15,902.55 = 6,908.10 : x
  2. Step 2: Convert to fraction form
    10,601.70/15,902.55 = 6,908.10/x
  3. Step 3: Cross multiply
    10,601.70x = 15,902.55 × 6,908.10
  4. Step 4: Simplify right side
    10,601.70x = 109,856,405.66
  5. Step 5: Solve for x
    x = 109,856,405.66/10,601.70
  6. Step 6: Final answer
    x = 10,362.15

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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.