Home / 5,415.47-7,473.26-3,025.48

Finding the Fourth Proportional to 5,415.47, 7,473.26 and 3,025.48

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Solution

The fourth proportional to 5,415.47, 7,473.26 and 3,025.48 is: 4,175.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,415.47 : 7,473.26 = 3,025.48 : x
  2. Step 2: Convert to fraction form
    5,415.47/7,473.26 = 3,025.48/x
  3. Step 3: Cross multiply
    5,415.47x = 7,473.26 × 3,025.48
  4. Step 4: Simplify right side
    5,415.47x = 22,610,161.30
  5. Step 5: Solve for x
    x = 22,610,161.30/5,415.47
  6. Step 6: Final answer
    x = 4,175.11

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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.