Home / 3,426.44-4,728.47-1,854.53

Finding the Fourth Proportional to 3,426.44, 4,728.47 and 1,854.53

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Solution

The fourth proportional to 3,426.44, 4,728.47 and 1,854.53 is: 2,559.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426.44 : 4,728.47 = 1,854.53 : x
  2. Step 2: Convert to fraction form
    3,426.44/4,728.47 = 1,854.53/x
  3. Step 3: Cross multiply
    3,426.44x = 4,728.47 × 1,854.53
  4. Step 4: Simplify right side
    3,426.44x = 8,769,056.55
  5. Step 5: Solve for x
    x = 8,769,056.55/3,426.44
  6. Step 6: Final answer
    x = 2,559.23

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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.