Home / 6,370.22-8,763.72-6,222.80

Finding the Fourth Proportional to 6,370.22, 8,763.72 and 6,222.80

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Solution

The fourth proportional to 6,370.22, 8,763.72 and 6,222.80 is: 8,560.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,370.22 : 8,763.72 = 6,222.80 : x
  2. Step 2: Convert to fraction form
    6,370.22/8,763.72 = 6,222.80/x
  3. Step 3: Cross multiply
    6,370.22x = 8,763.72 × 6,222.80
  4. Step 4: Simplify right side
    6,370.22x = 54,534,876.82
  5. Step 5: Solve for x
    x = 54,534,876.82/6,370.22
  6. Step 6: Final answer
    x = 8,560.91

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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.