Home / 7,025.18-9,694.80-3,881.48

Finding the Fourth Proportional to 7,025.18, 9,694.80 and 3,881.48

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Solution

The fourth proportional to 7,025.18, 9,694.80 and 3,881.48 is: 5,356.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,025.18 : 9,694.80 = 3,881.48 : x
  2. Step 2: Convert to fraction form
    7,025.18/9,694.80 = 3,881.48/x
  3. Step 3: Cross multiply
    7,025.18x = 9,694.80 × 3,881.48
  4. Step 4: Simplify right side
    7,025.18x = 37,630,172.30
  5. Step 5: Solve for x
    x = 37,630,172.30/7,025.18
  6. Step 6: Final answer
    x = 5,356.47

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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.