Home / 7,352.66-10,146.57-3,995.31

Finding the Fourth Proportional to 7,352.66, 10,146.57 and 3,995.31

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Solution

The fourth proportional to 7,352.66, 10,146.57 and 3,995.31 is: 5,513.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,352.66 : 10,146.57 = 3,995.31 : x
  2. Step 2: Convert to fraction form
    7,352.66/10,146.57 = 3,995.31/x
  3. Step 3: Cross multiply
    7,352.66x = 10,146.57 × 3,995.31
  4. Step 4: Simplify right side
    7,352.66x = 40,538,658.58
  5. Step 5: Solve for x
    x = 40,538,658.58/7,352.66
  6. Step 6: Final answer
    x = 5,513.47

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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.