Home / 8,775.57-12,110.45-4,796.85

Finding the Fourth Proportional to 8,775.57, 12,110.45 and 4,796.85

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Solution

The fourth proportional to 8,775.57, 12,110.45 and 4,796.85 is: 6,619.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,775.57 : 12,110.45 = 4,796.85 : x
  2. Step 2: Convert to fraction form
    8,775.57/12,110.45 = 4,796.85/x
  3. Step 3: Cross multiply
    8,775.57x = 12,110.45 × 4,796.85
  4. Step 4: Simplify right side
    8,775.57x = 58,092,012.08
  5. Step 5: Solve for x
    x = 58,092,012.08/8,775.57
  6. Step 6: Final answer
    x = 6,619.74

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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.