Home / 7,686.09-11,532.57-3,735.18

Finding the Fourth Proportional to 7,686.09, 11,532.57 and 3,735.18

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Solution

The fourth proportional to 7,686.09, 11,532.57 and 3,735.18 is: 5,604.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,686.09 : 11,532.57 = 3,735.18 : x
  2. Step 2: Convert to fraction form
    7,686.09/11,532.57 = 3,735.18/x
  3. Step 3: Cross multiply
    7,686.09x = 11,532.57 × 3,735.18
  4. Step 4: Simplify right side
    7,686.09x = 43,076,224.81
  5. Step 5: Solve for x
    x = 43,076,224.81/7,686.09
  6. Step 6: Final answer
    x = 5,604.44

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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.