Home / 4,685.48-6,465.78-2,589.56

Finding the Fourth Proportional to 4,685.48, 6,465.78 and 2,589.56

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Solution

The fourth proportional to 4,685.48, 6,465.78 and 2,589.56 is: 3,573.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,685.48 : 6,465.78 = 2,589.56 : x
  2. Step 2: Convert to fraction form
    4,685.48/6,465.78 = 2,589.56/x
  3. Step 3: Cross multiply
    4,685.48x = 6,465.78 × 2,589.56
  4. Step 4: Simplify right side
    4,685.48x = 16,743,525.26
  5. Step 5: Solve for x
    x = 16,743,525.26/4,685.48
  6. Step 6: Final answer
    x = 3,573.49

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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.