Home / 3,317.50-4,972.56-1,675.54

Finding the Fourth Proportional to 3,317.50, 4,972.56 and 1,675.54

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Solution

The fourth proportional to 3,317.50, 4,972.56 and 1,675.54 is: 2,511.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317.50 : 4,972.56 = 1,675.54 : x
  2. Step 2: Convert to fraction form
    3,317.50/4,972.56 = 1,675.54/x
  3. Step 3: Cross multiply
    3,317.50x = 4,972.56 × 1,675.54
  4. Step 4: Simplify right side
    3,317.50x = 8,331,723.18
  5. Step 5: Solve for x
    x = 8,331,723.18/3,317.50
  6. Step 6: Final answer
    x = 2,511.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.