Home / 11,309.30-15,596.62-7,060.75

Finding the Fourth Proportional to 11,309.30, 15,596.62 and 7,060.75

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Solution

The fourth proportional to 11,309.30, 15,596.62 and 7,060.75 is: 9,737.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,309.30 : 15,596.62 = 7,060.75 : x
  2. Step 2: Convert to fraction form
    11,309.30/15,596.62 = 7,060.75/x
  3. Step 3: Cross multiply
    11,309.30x = 15,596.62 × 7,060.75
  4. Step 4: Simplify right side
    11,309.30x = 110,123,785.06
  5. Step 5: Solve for x
    x = 110,123,785.06/11,309.30
  6. Step 6: Final answer
    x = 9,737.45

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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.