Home / 11,758.32-17,640.54-4,364.91

Finding the Fourth Proportional to 11,758.32, 17,640.54 and 4,364.91

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Solution

The fourth proportional to 11,758.32, 17,640.54 and 4,364.91 is: 6,548.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,758.32 : 17,640.54 = 4,364.91 : x
  2. Step 2: Convert to fraction form
    11,758.32/17,640.54 = 4,364.91/x
  3. Step 3: Cross multiply
    11,758.32x = 17,640.54 × 4,364.91
  4. Step 4: Simplify right side
    11,758.32x = 76,999,369.45
  5. Step 5: Solve for x
    x = 76,999,369.45/11,758.32
  6. Step 6: Final answer
    x = 6,548.50

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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.