Home / 3,622.77-5,440.20-2,444.40

Finding the Fourth Proportional to 3,622.77, 5,440.20 and 2,444.40

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Solution

The fourth proportional to 3,622.77, 5,440.20 and 2,444.40 is: 3,670.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622.77 : 5,440.20 = 2,444.40 : x
  2. Step 2: Convert to fraction form
    3,622.77/5,440.20 = 2,444.40/x
  3. Step 3: Cross multiply
    3,622.77x = 5,440.20 × 2,444.40
  4. Step 4: Simplify right side
    3,622.77x = 13,298,015.71
  5. Step 5: Solve for x
    x = 13,298,015.71/3,622.77
  6. Step 6: Final answer
    x = 3,670.68

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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.