Home / 7,483.62-10,327.84-4,127.15

Finding the Fourth Proportional to 7,483.62, 10,327.84 and 4,127.15

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Solution

The fourth proportional to 7,483.62, 10,327.84 and 4,127.15 is: 5,695.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,483.62 : 10,327.84 = 4,127.15 : x
  2. Step 2: Convert to fraction form
    7,483.62/10,327.84 = 4,127.15/x
  3. Step 3: Cross multiply
    7,483.62x = 10,327.84 × 4,127.15
  4. Step 4: Simplify right side
    7,483.62x = 42,624,560.36
  5. Step 5: Solve for x
    x = 42,624,560.36/7,483.62
  6. Step 6: Final answer
    x = 5,695.71

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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.