Home / 4,409.04-6,084.32-2,639.60

Finding the Fourth Proportional to 4,409.04, 6,084.32 and 2,639.60

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Solution

The fourth proportional to 4,409.04, 6,084.32 and 2,639.60 is: 3,642.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,409.04 : 6,084.32 = 2,639.60 : x
  2. Step 2: Convert to fraction form
    4,409.04/6,084.32 = 2,639.60/x
  3. Step 3: Cross multiply
    4,409.04x = 6,084.32 × 2,639.60
  4. Step 4: Simplify right side
    4,409.04x = 16,060,171.07
  5. Step 5: Solve for x
    x = 16,060,171.07/4,409.04
  6. Step 6: Final answer
    x = 3,642.56

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1.5x scale

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.