Home / 7,521.05-11,280.67-3,826.04

Finding the Fourth Proportional to 7,521.05, 11,280.67 and 3,826.04

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Solution

The fourth proportional to 7,521.05, 11,280.67 and 3,826.04 is: 5,738.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,521.05 : 11,280.67 = 3,826.04 : x
  2. Step 2: Convert to fraction form
    7,521.05/11,280.67 = 3,826.04/x
  3. Step 3: Cross multiply
    7,521.05x = 11,280.67 × 3,826.04
  4. Step 4: Simplify right side
    7,521.05x = 43,160,228.68
  5. Step 5: Solve for x
    x = 43,160,228.68/7,521.05
  6. Step 6: Final answer
    x = 5,738.59

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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.