Home / 10,384.39-15,576.57-2,593.21

Finding the Fourth Proportional to 10,384.39, 15,576.57 and 2,593.21

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Solution

The fourth proportional to 10,384.39, 15,576.57 and 2,593.21 is: 3,889.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,384.39 : 15,576.57 = 2,593.21 : x
  2. Step 2: Convert to fraction form
    10,384.39/15,576.57 = 2,593.21/x
  3. Step 3: Cross multiply
    10,384.39x = 15,576.57 × 2,593.21
  4. Step 4: Simplify right side
    10,384.39x = 40,393,317.09
  5. Step 5: Solve for x
    x = 40,393,317.09/10,384.39
  6. Step 6: Final answer
    x = 3,889.81

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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.