Home / 7,025.47-9,695.60-3,881.66

Finding the Fourth Proportional to 7,025.47, 9,695.60 and 3,881.66

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Solution

The fourth proportional to 7,025.47, 9,695.60 and 3,881.66 is: 5,356.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,025.47 : 9,695.60 = 3,881.66 : x
  2. Step 2: Convert to fraction form
    7,025.47/9,695.60 = 3,881.66/x
  3. Step 3: Cross multiply
    7,025.47x = 9,695.60 × 3,881.66
  4. Step 4: Simplify right side
    7,025.47x = 37,635,022.70
  5. Step 5: Solve for x
    x = 37,635,022.70/7,025.47
  6. Step 6: Final answer
    x = 5,356.94

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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.