Home / 3,070.00-4,605.05-1,122.19

Finding the Fourth Proportional to 3,070.00, 4,605.05 and 1,122.19

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Solution

The fourth proportional to 3,070.00, 4,605.05 and 1,122.19 is: 1,683.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,070.00 : 4,605.05 = 1,122.19 : x
  2. Step 2: Convert to fraction form
    3,070.00/4,605.05 = 1,122.19/x
  3. Step 3: Cross multiply
    3,070.00x = 4,605.05 × 1,122.19
  4. Step 4: Simplify right side
    3,070.00x = 5,167,732.35
  5. Step 5: Solve for x
    x = 5,167,732.35/3,070.00
  6. Step 6: Final answer
    x = 1,683.30

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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.