Home / 4,409.71-6,085.59-2,640.98

Finding the Fourth Proportional to 4,409.71, 6,085.59 and 2,640.98

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Solution

The fourth proportional to 4,409.71, 6,085.59 and 2,640.98 is: 3,644.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,409.71 : 6,085.59 = 2,640.98 : x
  2. Step 2: Convert to fraction form
    4,409.71/6,085.59 = 2,640.98/x
  3. Step 3: Cross multiply
    4,409.71x = 6,085.59 × 2,640.98
  4. Step 4: Simplify right side
    4,409.71x = 16,071,921.48
  5. Step 5: Solve for x
    x = 16,071,921.48/4,409.71
  6. Step 6: Final answer
    x = 3,644.67

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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.