Home / 3,035.31-4,186.91-1,854.33

Finding the Fourth Proportional to 3,035.31, 4,186.91 and 1,854.33

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Solution

The fourth proportional to 3,035.31, 4,186.91 and 1,854.33 is: 2,557.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,035.31 : 4,186.91 = 1,854.33 : x
  2. Step 2: Convert to fraction form
    3,035.31/4,186.91 = 1,854.33/x
  3. Step 3: Cross multiply
    3,035.31x = 4,186.91 × 1,854.33
  4. Step 4: Simplify right side
    3,035.31x = 7,763,903.55
  5. Step 5: Solve for x
    x = 7,763,903.55/3,035.31
  6. Step 6: Final answer
    x = 2,557.86

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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.