Home / 4,690.14-7,035.21-4,405.02

Finding the Fourth Proportional to 4,690.14, 7,035.21 and 4,405.02

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Solution

The fourth proportional to 4,690.14, 7,035.21 and 4,405.02 is: 6,607.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,690.14 : 7,035.21 = 4,405.02 : x
  2. Step 2: Convert to fraction form
    4,690.14/7,035.21 = 4,405.02/x
  3. Step 3: Cross multiply
    4,690.14x = 7,035.21 × 4,405.02
  4. Step 4: Simplify right side
    4,690.14x = 30,990,240.75
  5. Step 5: Solve for x
    x = 30,990,240.75/4,690.14
  6. Step 6: Final answer
    x = 6,607.53

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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.