Home / 3,319.47-4,582.71-1,993.50

Finding the Fourth Proportional to 3,319.47, 4,582.71 and 1,993.50

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Solution

The fourth proportional to 3,319.47, 4,582.71 and 1,993.50 is: 2,752.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319.47 : 4,582.71 = 1,993.50 : x
  2. Step 2: Convert to fraction form
    3,319.47/4,582.71 = 1,993.50/x
  3. Step 3: Cross multiply
    3,319.47x = 4,582.71 × 1,993.50
  4. Step 4: Simplify right side
    3,319.47x = 9,135,632.39
  5. Step 5: Solve for x
    x = 9,135,632.39/3,319.47
  6. Step 6: Final answer
    x = 2,752.14

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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.