Home / 3,010.28-4,153.50-1,683.86

Finding the Fourth Proportional to 3,010.28, 4,153.50 and 1,683.86

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Solution

The fourth proportional to 3,010.28, 4,153.50 and 1,683.86 is: 2,323.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010.28 : 4,153.50 = 1,683.86 : x
  2. Step 2: Convert to fraction form
    3,010.28/4,153.50 = 1,683.86/x
  3. Step 3: Cross multiply
    3,010.28x = 4,153.50 × 1,683.86
  4. Step 4: Simplify right side
    3,010.28x = 6,993,891.74
  5. Step 5: Solve for x
    x = 6,993,891.74/3,010.28
  6. Step 6: Final answer
    x = 2,323.34

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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.