Home / 3,309.65-4,566.74-1,984.08

Finding the Fourth Proportional to 3,309.65, 4,566.74 and 1,984.08

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Solution

The fourth proportional to 3,309.65, 4,566.74 and 1,984.08 is: 2,737.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.65 : 4,566.74 = 1,984.08 : x
  2. Step 2: Convert to fraction form
    3,309.65/4,566.74 = 1,984.08/x
  3. Step 3: Cross multiply
    3,309.65x = 4,566.74 × 1,984.08
  4. Step 4: Simplify right side
    3,309.65x = 9,060,777.50
  5. Step 5: Solve for x
    x = 9,060,777.50/3,309.65
  6. Step 6: Final answer
    x = 2,737.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.