Home / 5,340.00-7,370.80-3,350.51

Finding the Fourth Proportional to 5,340.00, 7,370.80 and 3,350.51

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Solution

The fourth proportional to 5,340.00, 7,370.80 and 3,350.51 is: 4,624.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,340.00 : 7,370.80 = 3,350.51 : x
  2. Step 2: Convert to fraction form
    5,340.00/7,370.80 = 3,350.51/x
  3. Step 3: Cross multiply
    5,340.00x = 7,370.80 × 3,350.51
  4. Step 4: Simplify right side
    5,340.00x = 24,695,962.98
  5. Step 5: Solve for x
    x = 24,695,962.98/5,340.00
  6. Step 6: Final answer
    x = 4,624.71

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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.