Home / 4,102.10-6,159.63-3,240.26

Finding the Fourth Proportional to 4,102.10, 6,159.63 and 3,240.26

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Solution

The fourth proportional to 4,102.10, 6,159.63 and 3,240.26 is: 4,865.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102.10 : 6,159.63 = 3,240.26 : x
  2. Step 2: Convert to fraction form
    4,102.10/6,159.63 = 3,240.26/x
  3. Step 3: Cross multiply
    4,102.10x = 6,159.63 × 3,240.26
  4. Step 4: Simplify right side
    4,102.10x = 19,958,802.70
  5. Step 5: Solve for x
    x = 19,958,802.70/4,102.10
  6. Step 6: Final answer
    x = 4,865.51

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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.