Home / 9,220.08-13,826.52-4,288.80

Finding the Fourth Proportional to 9,220.08, 13,826.52 and 4,288.80

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Solution

The fourth proportional to 9,220.08, 13,826.52 and 4,288.80 is: 6,431.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,220.08 : 13,826.52 = 4,288.80 : x
  2. Step 2: Convert to fraction form
    9,220.08/13,826.52 = 4,288.80/x
  3. Step 3: Cross multiply
    9,220.08x = 13,826.52 × 4,288.80
  4. Step 4: Simplify right side
    9,220.08x = 59,299,178.98
  5. Step 5: Solve for x
    x = 59,299,178.98/9,220.08
  6. Step 6: Final answer
    x = 6,431.53

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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.