Home / 4,643.95-6,406.58-2,755.61

Finding the Fourth Proportional to 4,643.95, 6,406.58 and 2,755.61

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Solution

The fourth proportional to 4,643.95, 6,406.58 and 2,755.61 is: 3,801.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,643.95 : 6,406.58 = 2,755.61 : x
  2. Step 2: Convert to fraction form
    4,643.95/6,406.58 = 2,755.61/x
  3. Step 3: Cross multiply
    4,643.95x = 6,406.58 × 2,755.61
  4. Step 4: Simplify right side
    4,643.95x = 17,654,037.31
  5. Step 5: Solve for x
    x = 17,654,037.31/4,643.95
  6. Step 6: Final answer
    x = 3,801.51

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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.