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Finding the Fourth Proportional to 6,303.80, 8,698.50 and 3,650.69

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Solution

The fourth proportional to 6,303.80, 8,698.50 and 3,650.69 is: 5,037.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,303.80 : 8,698.50 = 3,650.69 : x
  2. Step 2: Convert to fraction form
    6,303.80/8,698.50 = 3,650.69/x
  3. Step 3: Cross multiply
    6,303.80x = 8,698.50 × 3,650.69
  4. Step 4: Simplify right side
    6,303.80x = 31,755,526.97
  5. Step 5: Solve for x
    x = 31,755,526.97/6,303.80
  6. Step 6: Final answer
    x = 5,037.52

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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.