Home / 11,309.29-15,596.60-7,060.74

Finding the Fourth Proportional to 11,309.29, 15,596.60 and 7,060.74

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Solution

The fourth proportional to 11,309.29, 15,596.60 and 7,060.74 is: 9,737.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,309.29 : 15,596.60 = 7,060.74 : x
  2. Step 2: Convert to fraction form
    11,309.29/15,596.60 = 7,060.74/x
  3. Step 3: Cross multiply
    11,309.29x = 15,596.60 × 7,060.74
  4. Step 4: Simplify right side
    11,309.29x = 110,123,571.14
  5. Step 5: Solve for x
    x = 110,123,571.14/11,309.29
  6. Step 6: Final answer
    x = 9,737.44

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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.