Home / 6,048.92-9,075.96-3,129.28

Finding the Fourth Proportional to 6,048.92, 9,075.96 and 3,129.28

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Solution

The fourth proportional to 6,048.92, 9,075.96 and 3,129.28 is: 4,695.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,048.92 : 9,075.96 = 3,129.28 : x
  2. Step 2: Convert to fraction form
    6,048.92/9,075.96 = 3,129.28/x
  3. Step 3: Cross multiply
    6,048.92x = 9,075.96 × 3,129.28
  4. Step 4: Simplify right side
    6,048.92x = 28,401,220.11
  5. Step 5: Solve for x
    x = 28,401,220.11/6,048.92
  6. Step 6: Final answer
    x = 4,695.25

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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.