Home / 3,235.02-4,463.58-1,890.42

Finding the Fourth Proportional to 3,235.02, 4,463.58 and 1,890.42

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Solution

The fourth proportional to 3,235.02, 4,463.58 and 1,890.42 is: 2,608.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,235.02 : 4,463.58 = 1,890.42 : x
  2. Step 2: Convert to fraction form
    3,235.02/4,463.58 = 1,890.42/x
  3. Step 3: Cross multiply
    3,235.02x = 4,463.58 × 1,890.42
  4. Step 4: Simplify right side
    3,235.02x = 8,438,040.90
  5. Step 5: Solve for x
    x = 8,438,040.90/3,235.02
  6. Step 6: Final answer
    x = 2,608.34

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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.