Home / 2,608.04-3,599.14-1,429.12

Finding the Fourth Proportional to 2,608.04, 3,599.14 and 1,429.12

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Solution

The fourth proportional to 2,608.04, 3,599.14 and 1,429.12 is: 1,972.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,608.04 : 3,599.14 = 1,429.12 : x
  2. Step 2: Convert to fraction form
    2,608.04/3,599.14 = 1,429.12/x
  3. Step 3: Cross multiply
    2,608.04x = 3,599.14 × 1,429.12
  4. Step 4: Simplify right side
    2,608.04x = 5,143,602.96
  5. Step 5: Solve for x
    x = 5,143,602.96/2,608.04
  6. Step 6: Final answer
    x = 1,972.21

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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.