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Finding the Fourth Proportional to 6,356.03, 8,771.31 and 3,561.53

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Solution

The fourth proportional to 6,356.03, 8,771.31 and 3,561.53 is: 4,914.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,356.03 : 8,771.31 = 3,561.53 : x
  2. Step 2: Convert to fraction form
    6,356.03/8,771.31 = 3,561.53/x
  3. Step 3: Cross multiply
    6,356.03x = 8,771.31 × 3,561.53
  4. Step 4: Simplify right side
    6,356.03x = 31,239,305.63
  5. Step 5: Solve for x
    x = 31,239,305.63/6,356.03
  6. Step 6: Final answer
    x = 4,914.91

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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.