Home / 7,352.54-10,146.47-3,995.29

Finding the Fourth Proportional to 7,352.54, 10,146.47 and 3,995.29

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Solution

The fourth proportional to 7,352.54, 10,146.47 and 3,995.29 is: 5,513.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,352.54 : 10,146.47 = 3,995.29 : x
  2. Step 2: Convert to fraction form
    7,352.54/10,146.47 = 3,995.29/x
  3. Step 3: Cross multiply
    7,352.54x = 10,146.47 × 3,995.29
  4. Step 4: Simplify right side
    7,352.54x = 40,538,019.42
  5. Step 5: Solve for x
    x = 40,538,019.42/7,352.54
  6. Step 6: Final answer
    x = 5,513.48

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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.