Home / 8,828.52-12,183.30-5,291.88

Finding the Fourth Proportional to 8,828.52, 12,183.30 and 5,291.88

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Solution

The fourth proportional to 8,828.52, 12,183.30 and 5,291.88 is: 7,302.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,828.52 : 12,183.30 = 5,291.88 : x
  2. Step 2: Convert to fraction form
    8,828.52/12,183.30 = 5,291.88/x
  3. Step 3: Cross multiply
    8,828.52x = 12,183.30 × 5,291.88
  4. Step 4: Simplify right side
    8,828.52x = 64,472,561.60
  5. Step 5: Solve for x
    x = 64,472,561.60/8,828.52
  6. Step 6: Final answer
    x = 7,302.76

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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.