Home / 3,032.18-4,184.37-1,687.77

Finding the Fourth Proportional to 3,032.18, 4,184.37 and 1,687.77

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Solution

The fourth proportional to 3,032.18, 4,184.37 and 1,687.77 is: 2,329.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,032.18 : 4,184.37 = 1,687.77 : x
  2. Step 2: Convert to fraction form
    3,032.18/4,184.37 = 1,687.77/x
  3. Step 3: Cross multiply
    3,032.18x = 4,184.37 × 1,687.77
  4. Step 4: Simplify right side
    3,032.18x = 7,062,233.23
  5. Step 5: Solve for x
    x = 7,062,233.23/3,032.18
  6. Step 6: Final answer
    x = 2,329.09

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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.