Home / 10,384.44-14,330.61-5,668.71

Finding the Fourth Proportional to 10,384.44, 14,330.61 and 5,668.71

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Solution

The fourth proportional to 10,384.44, 14,330.61 and 5,668.71 is: 7,822.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,384.44 : 14,330.61 = 5,668.71 : x
  2. Step 2: Convert to fraction form
    10,384.44/14,330.61 = 5,668.71/x
  3. Step 3: Cross multiply
    10,384.44x = 14,330.61 × 5,668.71
  4. Step 4: Simplify right side
    10,384.44x = 81,236,072.21
  5. Step 5: Solve for x
    x = 81,236,072.21/10,384.44
  6. Step 6: Final answer
    x = 7,822.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.