Home / 3,588.93-5,381.64-2,127.69

Finding the Fourth Proportional to 3,588.93, 5,381.64 and 2,127.69

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Solution

The fourth proportional to 3,588.93, 5,381.64 and 2,127.69 is: 3,190.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,588.93 : 5,381.64 = 2,127.69 : x
  2. Step 2: Convert to fraction form
    3,588.93/5,381.64 = 2,127.69/x
  3. Step 3: Cross multiply
    3,588.93x = 5,381.64 × 2,127.69
  4. Step 4: Simplify right side
    3,588.93x = 11,450,461.61
  5. Step 5: Solve for x
    x = 11,450,461.61/3,588.93
  6. Step 6: Final answer
    x = 3,190.49

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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.