Home / 3,434.46-4,739.53-1,862.55

Finding the Fourth Proportional to 3,434.46, 4,739.53 and 1,862.55

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Solution

The fourth proportional to 3,434.46, 4,739.53 and 1,862.55 is: 2,570.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,434.46 : 4,739.53 = 1,862.55 : x
  2. Step 2: Convert to fraction form
    3,434.46/4,739.53 = 1,862.55/x
  3. Step 3: Cross multiply
    3,434.46x = 4,739.53 × 1,862.55
  4. Step 4: Simplify right side
    3,434.46x = 8,827,611.60
  5. Step 5: Solve for x
    x = 8,827,611.60/3,434.46
  6. Step 6: Final answer
    x = 2,570.31

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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.