Home / 3,153.25-4,351.52-1,756.03

Finding the Fourth Proportional to 3,153.25, 4,351.52 and 1,756.03

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Solution

The fourth proportional to 3,153.25, 4,351.52 and 1,756.03 is: 2,423.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.25 : 4,351.52 = 1,756.03 : x
  2. Step 2: Convert to fraction form
    3,153.25/4,351.52 = 1,756.03/x
  3. Step 3: Cross multiply
    3,153.25x = 4,351.52 × 1,756.03
  4. Step 4: Simplify right side
    3,153.25x = 7,641,399.67
  5. Step 5: Solve for x
    x = 7,641,399.67/3,153.25
  6. Step 6: Final answer
    x = 2,423.34

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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.