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Finding the Fourth Proportional to 6,357.44, 8,766.32 and 4,341.05

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Solution

The fourth proportional to 6,357.44, 8,766.32 and 4,341.05 is: 5,985.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,357.44 : 8,766.32 = 4,341.05 : x
  2. Step 2: Convert to fraction form
    6,357.44/8,766.32 = 4,341.05/x
  3. Step 3: Cross multiply
    6,357.44x = 8,766.32 × 4,341.05
  4. Step 4: Simplify right side
    6,357.44x = 38,055,033.44
  5. Step 5: Solve for x
    x = 38,055,033.44/6,357.44
  6. Step 6: Final answer
    x = 5,985.91

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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.