Home / 3,550.74-5,318-3,030.18

Finding the Fourth Proportional to 3,550.74, 5,318 and 3,030.18

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Solution

The fourth proportional to 3,550.74, 5,318 and 3,030.18 is: 4,538.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550.74 : 5,318 = 3,030.18 : x
  2. Step 2: Convert to fraction form
    3,550.74/5,318 = 3,030.18/x
  3. Step 3: Cross multiply
    3,550.74x = 5,318 × 3,030.18
  4. Step 4: Simplify right side
    3,550.74x = 16,114,497.24
  5. Step 5: Solve for x
    x = 16,114,497.24/3,550.74
  6. Step 6: Final answer
    x = 4,538.35

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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.