Home / 3,579.39-5,366.25-1,630.53

Finding the Fourth Proportional to 3,579.39, 5,366.25 and 1,630.53

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Solution

The fourth proportional to 3,579.39, 5,366.25 and 1,630.53 is: 2,444.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579.39 : 5,366.25 = 1,630.53 : x
  2. Step 2: Convert to fraction form
    3,579.39/5,366.25 = 1,630.53/x
  3. Step 3: Cross multiply
    3,579.39x = 5,366.25 × 1,630.53
  4. Step 4: Simplify right side
    3,579.39x = 8,749,831.61
  5. Step 5: Solve for x
    x = 8,749,831.61/3,579.39
  6. Step 6: Final answer
    x = 2,444.50

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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.