Home / 3,709.13-5,564.61-2,615.63

Finding the Fourth Proportional to 3,709.13, 5,564.61 and 2,615.63

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Solution

The fourth proportional to 3,709.13, 5,564.61 and 2,615.63 is: 3,924.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,709.13 : 5,564.61 = 2,615.63 : x
  2. Step 2: Convert to fraction form
    3,709.13/5,564.61 = 2,615.63/x
  3. Step 3: Cross multiply
    3,709.13x = 5,564.61 × 2,615.63
  4. Step 4: Simplify right side
    3,709.13x = 14,554,960.85
  5. Step 5: Solve for x
    x = 14,554,960.85/3,709.13
  6. Step 6: Final answer
    x = 3,924.09

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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.