Home / 2,393.28-3,303.72-1,608.39

Finding the Fourth Proportional to 2,393.28, 3,303.72 and 1,608.39

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Solution

The fourth proportional to 2,393.28, 3,303.72 and 1,608.39 is: 2,220.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,393.28 : 3,303.72 = 1,608.39 : x
  2. Step 2: Convert to fraction form
    2,393.28/3,303.72 = 1,608.39/x
  3. Step 3: Cross multiply
    2,393.28x = 3,303.72 × 1,608.39
  4. Step 4: Simplify right side
    2,393.28x = 5,313,670.21
  5. Step 5: Solve for x
    x = 5,313,670.21/2,393.28
  6. Step 6: Final answer
    x = 2,220.25

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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.