Home / 6,118.35-8,455.77-4,625.79

Finding the Fourth Proportional to 6,118.35, 8,455.77 and 4,625.79

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Solution

The fourth proportional to 6,118.35, 8,455.77 and 4,625.79 is: 6,393.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,118.35 : 8,455.77 = 4,625.79 : x
  2. Step 2: Convert to fraction form
    6,118.35/8,455.77 = 4,625.79/x
  3. Step 3: Cross multiply
    6,118.35x = 8,455.77 × 4,625.79
  4. Step 4: Simplify right side
    6,118.35x = 39,114,616.31
  5. Step 5: Solve for x
    x = 39,114,616.31/6,118.35
  6. Step 6: Final answer
    x = 6,393.00

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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.