Home / 7,492.10-11,239.51-3,745.83

Finding the Fourth Proportional to 7,492.10, 11,239.51 and 3,745.83

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Solution

The fourth proportional to 7,492.10, 11,239.51 and 3,745.83 is: 5,619.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,492.10 : 11,239.51 = 3,745.83 : x
  2. Step 2: Convert to fraction form
    7,492.10/11,239.51 = 3,745.83/x
  3. Step 3: Cross multiply
    7,492.10x = 11,239.51 × 3,745.83
  4. Step 4: Simplify right side
    7,492.10x = 42,101,340.57
  5. Step 5: Solve for x
    x = 42,101,340.57/7,492.10
  6. Step 6: Final answer
    x = 5,619.43

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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.