Home / 6,518.22-9,768.90-4,177.32

Finding the Fourth Proportional to 6,518.22, 9,768.90 and 4,177.32

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Solution

The fourth proportional to 6,518.22, 9,768.90 and 4,177.32 is: 6,260.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,518.22 : 9,768.90 = 4,177.32 : x
  2. Step 2: Convert to fraction form
    6,518.22/9,768.90 = 4,177.32/x
  3. Step 3: Cross multiply
    6,518.22x = 9,768.90 × 4,177.32
  4. Step 4: Simplify right side
    6,518.22x = 40,807,821.35
  5. Step 5: Solve for x
    x = 40,807,821.35/6,518.22
  6. Step 6: Final answer
    x = 6,260.58

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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.