Home / 4,104.54-6,159.81-1,640.07

Finding the Fourth Proportional to 4,104.54, 6,159.81 and 1,640.07

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Solution

The fourth proportional to 4,104.54, 6,159.81 and 1,640.07 is: 2,461.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,104.54 : 6,159.81 = 1,640.07 : x
  2. Step 2: Convert to fraction form
    4,104.54/6,159.81 = 1,640.07/x
  3. Step 3: Cross multiply
    4,104.54x = 6,159.81 × 1,640.07
  4. Step 4: Simplify right side
    4,104.54x = 10,102,519.59
  5. Step 5: Solve for x
    x = 10,102,519.59/4,104.54
  6. Step 6: Final answer
    x = 2,461.30

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1.5x scale

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.