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Finding the Fourth Proportional to 6,360.59, 8,777.21 and 3,739.02

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Solution

The fourth proportional to 6,360.59, 8,777.21 and 3,739.02 is: 5,159.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,360.59 : 8,777.21 = 3,739.02 : x
  2. Step 2: Convert to fraction form
    6,360.59/8,777.21 = 3,739.02/x
  3. Step 3: Cross multiply
    6,360.59x = 8,777.21 × 3,739.02
  4. Step 4: Simplify right side
    6,360.59x = 32,818,145.04
  5. Step 5: Solve for x
    x = 32,818,145.04/6,360.59
  6. Step 6: Final answer
    x = 5,159.61

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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.