Home / 4,124.75-5,689.35-3,284.28

Finding the Fourth Proportional to 4,124.75, 5,689.35 and 3,284.28

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Solution

The fourth proportional to 4,124.75, 5,689.35 and 3,284.28 is: 4,530.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,124.75 : 5,689.35 = 3,284.28 : x
  2. Step 2: Convert to fraction form
    4,124.75/5,689.35 = 3,284.28/x
  3. Step 3: Cross multiply
    4,124.75x = 5,689.35 × 3,284.28
  4. Step 4: Simplify right side
    4,124.75x = 18,685,418.42
  5. Step 5: Solve for x
    x = 18,685,418.42/4,124.75
  6. Step 6: Final answer
    x = 4,530.08

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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.