Home / 6,288.88-8,677.99-3,637.15

Finding the Fourth Proportional to 6,288.88, 8,677.99 and 3,637.15

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Solution

The fourth proportional to 6,288.88, 8,677.99 and 3,637.15 is: 5,018.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,288.88 : 8,677.99 = 3,637.15 : x
  2. Step 2: Convert to fraction form
    6,288.88/8,677.99 = 3,637.15/x
  3. Step 3: Cross multiply
    6,288.88x = 8,677.99 × 3,637.15
  4. Step 4: Simplify right side
    6,288.88x = 31,563,151.33
  5. Step 5: Solve for x
    x = 31,563,151.33/6,288.88
  6. Step 6: Final answer
    x = 5,018.88

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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.