Home / 3,365.42-4,644.36-1,873.48

Finding the Fourth Proportional to 3,365.42, 4,644.36 and 1,873.48

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Solution

The fourth proportional to 3,365.42, 4,644.36 and 1,873.48 is: 2,585.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,365.42 : 4,644.36 = 1,873.48 : x
  2. Step 2: Convert to fraction form
    3,365.42/4,644.36 = 1,873.48/x
  3. Step 3: Cross multiply
    3,365.42x = 4,644.36 × 1,873.48
  4. Step 4: Simplify right side
    3,365.42x = 8,701,115.57
  5. Step 5: Solve for x
    x = 8,701,115.57/3,365.42
  6. Step 6: Final answer
    x = 2,585.45

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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.