Home / 11,235.40-15,504.92-6,199.77

Finding the Fourth Proportional to 11,235.40, 15,504.92 and 6,199.77

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Solution

The fourth proportional to 11,235.40, 15,504.92 and 6,199.77 is: 8,555.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,235.40 : 15,504.92 = 6,199.77 : x
  2. Step 2: Convert to fraction form
    11,235.40/15,504.92 = 6,199.77/x
  3. Step 3: Cross multiply
    11,235.40x = 15,504.92 × 6,199.77
  4. Step 4: Simplify right side
    11,235.40x = 96,126,937.87
  5. Step 5: Solve for x
    x = 96,126,937.87/11,235.40
  6. Step 6: Final answer
    x = 8,555.72

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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.