Home / 8,280.27-11,429.24-4,745.84

Finding the Fourth Proportional to 8,280.27, 11,429.24 and 4,745.84

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Solution

The fourth proportional to 8,280.27, 11,429.24 and 4,745.84 is: 6,550.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,280.27 : 11,429.24 = 4,745.84 : x
  2. Step 2: Convert to fraction form
    8,280.27/11,429.24 = 4,745.84/x
  3. Step 3: Cross multiply
    8,280.27x = 11,429.24 × 4,745.84
  4. Step 4: Simplify right side
    8,280.27x = 54,241,263.49
  5. Step 5: Solve for x
    x = 54,241,263.49/8,280.27
  6. Step 6: Final answer
    x = 6,550.66

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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.