Home / 4,409.04-6,085.44-2,640

Finding the Fourth Proportional to 4,409.04, 6,085.44 and 2,640

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Solution

The fourth proportional to 4,409.04, 6,085.44 and 2,640 is: 3,643.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,409.04 : 6,085.44 = 2,640 : x
  2. Step 2: Convert to fraction form
    4,409.04/6,085.44 = 2,640/x
  3. Step 3: Cross multiply
    4,409.04x = 6,085.44 × 2,640
  4. Step 4: Simplify right side
    4,409.04x = 16,065,561.60
  5. Step 5: Solve for x
    x = 16,065,561.60/4,409.04
  6. Step 6: Final answer
    x = 3,643.78

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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.