Home / 10,820.34-16,230.60-3,029.22

Finding the Fourth Proportional to 10,820.34, 16,230.60 and 3,029.22

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Solution

The fourth proportional to 10,820.34, 16,230.60 and 3,029.22 is: 4,543.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,820.34 : 16,230.60 = 3,029.22 : x
  2. Step 2: Convert to fraction form
    10,820.34/16,230.60 = 3,029.22/x
  3. Step 3: Cross multiply
    10,820.34x = 16,230.60 × 3,029.22
  4. Step 4: Simplify right side
    10,820.34x = 49,166,058.13
  5. Step 5: Solve for x
    x = 49,166,058.13/10,820.34
  6. Step 6: Final answer
    x = 4,543.86

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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.