Home / 7,439.94-11,160.99-3,541.14

Finding the Fourth Proportional to 7,439.94, 11,160.99 and 3,541.14

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Solution

The fourth proportional to 7,439.94, 11,160.99 and 3,541.14 is: 5,312.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,439.94 : 11,160.99 = 3,541.14 : x
  2. Step 2: Convert to fraction form
    7,439.94/11,160.99 = 3,541.14/x
  3. Step 3: Cross multiply
    7,439.94x = 11,160.99 × 3,541.14
  4. Step 4: Simplify right side
    7,439.94x = 39,522,628.13
  5. Step 5: Solve for x
    x = 39,522,628.13/7,439.94
  6. Step 6: Final answer
    x = 5,312.22

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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.