Home / 3,485.04-5,230.80-2,762.52

Finding the Fourth Proportional to 3,485.04, 5,230.80 and 2,762.52

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Solution

The fourth proportional to 3,485.04, 5,230.80 and 2,762.52 is: 4,146.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485.04 : 5,230.80 = 2,762.52 : x
  2. Step 2: Convert to fraction form
    3,485.04/5,230.80 = 2,762.52/x
  3. Step 3: Cross multiply
    3,485.04x = 5,230.80 × 2,762.52
  4. Step 4: Simplify right side
    3,485.04x = 14,450,189.62
  5. Step 5: Solve for x
    x = 14,450,189.62/3,485.04
  6. Step 6: Final answer
    x = 4,146.35

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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.