Home / 8,189.37-11,302.34-4,652.91

Finding the Fourth Proportional to 8,189.37, 11,302.34 and 4,652.91

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Solution

The fourth proportional to 8,189.37, 11,302.34 and 4,652.91 is: 6,421.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,189.37 : 11,302.34 = 4,652.91 : x
  2. Step 2: Convert to fraction form
    8,189.37/11,302.34 = 4,652.91/x
  3. Step 3: Cross multiply
    8,189.37x = 11,302.34 × 4,652.91
  4. Step 4: Simplify right side
    8,189.37x = 52,588,747.54
  5. Step 5: Solve for x
    x = 52,588,747.54/8,189.37
  6. Step 6: Final answer
    x = 6,421.59

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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.