Home / 3,300.75-4,953.35-1,352.90

Finding the Fourth Proportional to 3,300.75, 4,953.35 and 1,352.90

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Solution

The fourth proportional to 3,300.75, 4,953.35 and 1,352.90 is: 2,030.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,300.75 : 4,953.35 = 1,352.90 : x
  2. Step 2: Convert to fraction form
    3,300.75/4,953.35 = 1,352.90/x
  3. Step 3: Cross multiply
    3,300.75x = 4,953.35 × 1,352.90
  4. Step 4: Simplify right side
    3,300.75x = 6,701,402.98
  5. Step 5: Solve for x
    x = 6,701,402.98/3,300.75
  6. Step 6: Final answer
    x = 2,030.27

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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.