Home / 8,075.43-12,116.97-3,396.47

Finding the Fourth Proportional to 8,075.43, 12,116.97 and 3,396.47

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Solution

The fourth proportional to 8,075.43, 12,116.97 and 3,396.47 is: 5,096.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,075.43 : 12,116.97 = 3,396.47 : x
  2. Step 2: Convert to fraction form
    8,075.43/12,116.97 = 3,396.47/x
  3. Step 3: Cross multiply
    8,075.43x = 12,116.97 × 3,396.47
  4. Step 4: Simplify right side
    8,075.43x = 41,154,864.51
  5. Step 5: Solve for x
    x = 41,154,864.51/8,075.43
  6. Step 6: Final answer
    x = 5,096.31

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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.