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Finding the Fourth Proportional to 6,617.70, 9,922.50 and 2,670.77

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Solution

The fourth proportional to 6,617.70, 9,922.50 and 2,670.77 is: 4,004.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,617.70 : 9,922.50 = 2,670.77 : x
  2. Step 2: Convert to fraction form
    6,617.70/9,922.50 = 2,670.77/x
  3. Step 3: Cross multiply
    6,617.70x = 9,922.50 × 2,670.77
  4. Step 4: Simplify right side
    6,617.70x = 26,500,740.13
  5. Step 5: Solve for x
    x = 26,500,740.13/6,617.70
  6. Step 6: Final answer
    x = 4,004.52

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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.