Home / 4,653.19-6,418.80-2,859.42

Finding the Fourth Proportional to 4,653.19, 6,418.80 and 2,859.42

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Solution

The fourth proportional to 4,653.19, 6,418.80 and 2,859.42 is: 3,944.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,653.19 : 6,418.80 = 2,859.42 : x
  2. Step 2: Convert to fraction form
    4,653.19/6,418.80 = 2,859.42/x
  3. Step 3: Cross multiply
    4,653.19x = 6,418.80 × 2,859.42
  4. Step 4: Simplify right side
    4,653.19x = 18,354,064.16
  5. Step 5: Solve for x
    x = 18,354,064.16/4,653.19
  6. Step 6: Final answer
    x = 3,944.41

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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.