Home / 4,429.90-6,113.28-2,440.42

Finding the Fourth Proportional to 4,429.90, 6,113.28 and 2,440.42

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Solution

The fourth proportional to 4,429.90, 6,113.28 and 2,440.42 is: 3,367.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429.90 : 6,113.28 = 2,440.42 : x
  2. Step 2: Convert to fraction form
    4,429.90/6,113.28 = 2,440.42/x
  3. Step 3: Cross multiply
    4,429.90x = 6,113.28 × 2,440.42
  4. Step 4: Simplify right side
    4,429.90x = 14,918,970.78
  5. Step 5: Solve for x
    x = 14,918,970.78/4,429.90
  6. Step 6: Final answer
    x = 3,367.79

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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.