Home / 3,130.12-4,692.06-1,744.08

Finding the Fourth Proportional to 3,130.12, 4,692.06 and 1,744.08

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Solution

The fourth proportional to 3,130.12, 4,692.06 and 1,744.08 is: 2,614.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,130.12 : 4,692.06 = 1,744.08 : x
  2. Step 2: Convert to fraction form
    3,130.12/4,692.06 = 1,744.08/x
  3. Step 3: Cross multiply
    3,130.12x = 4,692.06 × 1,744.08
  4. Step 4: Simplify right side
    3,130.12x = 8,183,328.00
  5. Step 5: Solve for x
    x = 8,183,328.00/3,130.12
  6. Step 6: Final answer
    x = 2,614.38

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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.