Home / 3,356.40-5,032.08-1,623.84

Finding the Fourth Proportional to 3,356.40, 5,032.08 and 1,623.84

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Solution

The fourth proportional to 3,356.40, 5,032.08 and 1,623.84 is: 2,434.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,356.40 : 5,032.08 = 1,623.84 : x
  2. Step 2: Convert to fraction form
    3,356.40/5,032.08 = 1,623.84/x
  3. Step 3: Cross multiply
    3,356.40x = 5,032.08 × 1,623.84
  4. Step 4: Simplify right side
    3,356.40x = 8,171,292.79
  5. Step 5: Solve for x
    x = 8,171,292.79/3,356.40
  6. Step 6: Final answer
    x = 2,434.54

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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.