Home / 4,685.25-6,465.78-2,589.51

Finding the Fourth Proportional to 4,685.25, 6,465.78 and 2,589.51

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Solution

The fourth proportional to 4,685.25, 6,465.78 and 2,589.51 is: 3,573.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,685.25 : 6,465.78 = 2,589.51 : x
  2. Step 2: Convert to fraction form
    4,685.25/6,465.78 = 2,589.51/x
  3. Step 3: Cross multiply
    4,685.25x = 6,465.78 × 2,589.51
  4. Step 4: Simplify right side
    4,685.25x = 16,743,201.97
  5. Step 5: Solve for x
    x = 16,743,201.97/4,685.25
  6. Step 6: Final answer
    x = 3,573.60

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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.