Home / 4,078.14-6,114.21-1,303.23

Finding the Fourth Proportional to 4,078.14, 6,114.21 and 1,303.23

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Solution

The fourth proportional to 4,078.14, 6,114.21 and 1,303.23 is: 1,953.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078.14 : 6,114.21 = 1,303.23 : x
  2. Step 2: Convert to fraction form
    4,078.14/6,114.21 = 1,303.23/x
  3. Step 3: Cross multiply
    4,078.14x = 6,114.21 × 1,303.23
  4. Step 4: Simplify right side
    4,078.14x = 7,968,221.90
  5. Step 5: Solve for x
    x = 7,968,221.90/4,078.14
  6. Step 6: Final answer
    x = 1,953.89

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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.