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Finding the Fourth Proportional to 6,203.63, 8,561.03 and 3,650.74

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Solution

The fourth proportional to 6,203.63, 8,561.03 and 3,650.74 is: 5,038.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,203.63 : 8,561.03 = 3,650.74 : x
  2. Step 2: Convert to fraction form
    6,203.63/8,561.03 = 3,650.74/x
  3. Step 3: Cross multiply
    6,203.63x = 8,561.03 × 3,650.74
  4. Step 4: Simplify right side
    6,203.63x = 31,254,094.66
  5. Step 5: Solve for x
    x = 31,254,094.66/6,203.63
  6. Step 6: Final answer
    x = 5,038.03

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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.