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Finding the Fourth Proportional to 6,165.58, 8,509.29 and 3,513.94

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Solution

The fourth proportional to 6,165.58, 8,509.29 and 3,513.94 is: 4,849.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,165.58 : 8,509.29 = 3,513.94 : x
  2. Step 2: Convert to fraction form
    6,165.58/8,509.29 = 3,513.94/x
  3. Step 3: Cross multiply
    6,165.58x = 8,509.29 × 3,513.94
  4. Step 4: Simplify right side
    6,165.58x = 29,901,134.50
  5. Step 5: Solve for x
    x = 29,901,134.50/6,165.58
  6. Step 6: Final answer
    x = 4,849.69

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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.