Home / 4,416.28-6,624.42-2,109.40

Finding the Fourth Proportional to 4,416.28, 6,624.42 and 2,109.40

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Solution

The fourth proportional to 4,416.28, 6,624.42 and 2,109.40 is: 3,164.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,416.28 : 6,624.42 = 2,109.40 : x
  2. Step 2: Convert to fraction form
    4,416.28/6,624.42 = 2,109.40/x
  3. Step 3: Cross multiply
    4,416.28x = 6,624.42 × 2,109.40
  4. Step 4: Simplify right side
    4,416.28x = 13,973,551.55
  5. Step 5: Solve for x
    x = 13,973,551.55/4,416.28
  6. Step 6: Final answer
    x = 3,164.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.