Home / 7,722.09-11,588.60-5,532.66

Finding the Fourth Proportional to 7,722.09, 11,588.60 and 5,532.66

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Solution

The fourth proportional to 7,722.09, 11,588.60 and 5,532.66 is: 8,302.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,722.09 : 11,588.60 = 5,532.66 : x
  2. Step 2: Convert to fraction form
    7,722.09/11,588.60 = 5,532.66/x
  3. Step 3: Cross multiply
    7,722.09x = 11,588.60 × 5,532.66
  4. Step 4: Simplify right side
    7,722.09x = 64,115,797.51
  5. Step 5: Solve for x
    x = 64,115,797.51/7,722.09
  6. Step 6: Final answer
    x = 8,302.91

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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.