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Finding the Fourth Proportional to 6,377.76, 8,806.56 and 6,051.60

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Solution

The fourth proportional to 6,377.76, 8,806.56 and 6,051.60 is: 8,356.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,377.76 : 8,806.56 = 6,051.60 : x
  2. Step 2: Convert to fraction form
    6,377.76/8,806.56 = 6,051.60/x
  3. Step 3: Cross multiply
    6,377.76x = 8,806.56 × 6,051.60
  4. Step 4: Simplify right side
    6,377.76x = 53,293,778.50
  5. Step 5: Solve for x
    x = 53,293,778.50/6,377.76
  6. Step 6: Final answer
    x = 8,356.19

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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.