Home / 10,400.69-14,352.96-5,684.97

Finding the Fourth Proportional to 10,400.69, 14,352.96 and 5,684.97

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Solution

The fourth proportional to 10,400.69, 14,352.96 and 5,684.97 is: 7,845.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,400.69 : 14,352.96 = 5,684.97 : x
  2. Step 2: Convert to fraction form
    10,400.69/14,352.96 = 5,684.97/x
  3. Step 3: Cross multiply
    10,400.69x = 14,352.96 × 5,684.97
  4. Step 4: Simplify right side
    10,400.69x = 81,596,147.01
  5. Step 5: Solve for x
    x = 81,596,147.01/10,400.69
  6. Step 6: Final answer
    x = 7,845.27

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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.