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Finding the Fourth Proportional to 6,167.35, 8,513.13 and 3,650.35

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Solution

The fourth proportional to 6,167.35, 8,513.13 and 3,650.35 is: 5,038.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,167.35 : 8,513.13 = 3,650.35 : x
  2. Step 2: Convert to fraction form
    6,167.35/8,513.13 = 3,650.35/x
  3. Step 3: Cross multiply
    6,167.35x = 8,513.13 × 3,650.35
  4. Step 4: Simplify right side
    6,167.35x = 31,075,904.10
  5. Step 5: Solve for x
    x = 31,075,904.10/6,167.35
  6. Step 6: Final answer
    x = 5,038.78

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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.