Home / 4,169.60-6,254.40-2,225.60

Finding the Fourth Proportional to 4,169.60, 6,254.40 and 2,225.60

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Solution

The fourth proportional to 4,169.60, 6,254.40 and 2,225.60 is: 3,338.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,169.60 : 6,254.40 = 2,225.60 : x
  2. Step 2: Convert to fraction form
    4,169.60/6,254.40 = 2,225.60/x
  3. Step 3: Cross multiply
    4,169.60x = 6,254.40 × 2,225.60
  4. Step 4: Simplify right side
    4,169.60x = 13,919,792.64
  5. Step 5: Solve for x
    x = 13,919,792.64/4,169.60
  6. Step 6: Final answer
    x = 3,338.40

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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.