Home / 3,365.86-4,645.02-1,873.72

Finding the Fourth Proportional to 3,365.86, 4,645.02 and 1,873.72

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Solution

The fourth proportional to 3,365.86, 4,645.02 and 1,873.72 is: 2,585.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,365.86 : 4,645.02 = 1,873.72 : x
  2. Step 2: Convert to fraction form
    3,365.86/4,645.02 = 1,873.72/x
  3. Step 3: Cross multiply
    3,365.86x = 4,645.02 × 1,873.72
  4. Step 4: Simplify right side
    3,365.86x = 8,703,466.87
  5. Step 5: Solve for x
    x = 8,703,466.87/3,365.86
  6. Step 6: Final answer
    x = 2,585.81

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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.