Home / 5,210.53-7,184.80-3,319.99

Finding the Fourth Proportional to 5,210.53, 7,184.80 and 3,319.99

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Solution

The fourth proportional to 5,210.53, 7,184.80 and 3,319.99 is: 4,577.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,210.53 : 7,184.80 = 3,319.99 : x
  2. Step 2: Convert to fraction form
    5,210.53/7,184.80 = 3,319.99/x
  3. Step 3: Cross multiply
    5,210.53x = 7,184.80 × 3,319.99
  4. Step 4: Simplify right side
    5,210.53x = 23,853,464.15
  5. Step 5: Solve for x
    x = 23,853,464.15/5,210.53
  6. Step 6: Final answer
    x = 4,577.93

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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.