Home / 3,365.28-4,643.98-1,873.15

Finding the Fourth Proportional to 3,365.28, 4,643.98 and 1,873.15

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Solution

The fourth proportional to 3,365.28, 4,643.98 and 1,873.15 is: 2,584.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,365.28 : 4,643.98 = 1,873.15 : x
  2. Step 2: Convert to fraction form
    3,365.28/4,643.98 = 1,873.15/x
  3. Step 3: Cross multiply
    3,365.28x = 4,643.98 × 1,873.15
  4. Step 4: Simplify right side
    3,365.28x = 8,698,854.84
  5. Step 5: Solve for x
    x = 8,698,854.84/3,365.28
  6. Step 6: Final answer
    x = 2,584.88

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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.