Home / 7,410.66-11,114.70-2,479.62

Finding the Fourth Proportional to 7,410.66, 11,114.70 and 2,479.62

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Solution

The fourth proportional to 7,410.66, 11,114.70 and 2,479.62 is: 3,719.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,410.66 : 11,114.70 = 2,479.62 : x
  2. Step 2: Convert to fraction form
    7,410.66/11,114.70 = 2,479.62/x
  3. Step 3: Cross multiply
    7,410.66x = 11,114.70 × 2,479.62
  4. Step 4: Simplify right side
    7,410.66x = 27,560,232.41
  5. Step 5: Solve for x
    x = 27,560,232.41/7,410.66
  6. Step 6: Final answer
    x = 3,719.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.