Home / 8,293.46-11,441.23-5,603.78

Finding the Fourth Proportional to 8,293.46, 11,441.23 and 5,603.78

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Solution

The fourth proportional to 8,293.46, 11,441.23 and 5,603.78 is: 7,730.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,293.46 : 11,441.23 = 5,603.78 : x
  2. Step 2: Convert to fraction form
    8,293.46/11,441.23 = 5,603.78/x
  3. Step 3: Cross multiply
    8,293.46x = 11,441.23 × 5,603.78
  4. Step 4: Simplify right side
    8,293.46x = 64,114,150.44
  5. Step 5: Solve for x
    x = 64,114,150.44/8,293.46
  6. Step 6: Final answer
    x = 7,730.69

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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.