Home / 1,684.02-2,522.79-1,626.78

Finding the Fourth Proportional to 1,684.02, 2,522.79 and 1,626.78

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Solution

The fourth proportional to 1,684.02, 2,522.79 and 1,626.78 is: 2,437.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684.02 : 2,522.79 = 1,626.78 : x
  2. Step 2: Convert to fraction form
    1,684.02/2,522.79 = 1,626.78/x
  3. Step 3: Cross multiply
    1,684.02x = 2,522.79 × 1,626.78
  4. Step 4: Simplify right side
    1,684.02x = 4,104,024.32
  5. Step 5: Solve for x
    x = 4,104,024.32/1,684.02
  6. Step 6: Final answer
    x = 2,437.04

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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.