Home / 4,650.75-6,418.04-2,555.01

Finding the Fourth Proportional to 4,650.75, 6,418.04 and 2,555.01

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Solution

The fourth proportional to 4,650.75, 6,418.04 and 2,555.01 is: 3,525.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,650.75 : 6,418.04 = 2,555.01 : x
  2. Step 2: Convert to fraction form
    4,650.75/6,418.04 = 2,555.01/x
  3. Step 3: Cross multiply
    4,650.75x = 6,418.04 × 2,555.01
  4. Step 4: Simplify right side
    4,650.75x = 16,398,143.61
  5. Step 5: Solve for x
    x = 16,398,143.61/4,650.75
  6. Step 6: Final answer
    x = 3,525.91

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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.