Home / 1,446.02-2,172.60-926.25

Finding the Fourth Proportional to 1,446.02, 2,172.60 and 926.25

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Solution

The fourth proportional to 1,446.02, 2,172.60 and 926.25 is: 1,391.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446.02 : 2,172.60 = 926.25 : x
  2. Step 2: Convert to fraction form
    1,446.02/2,172.60 = 926.25/x
  3. Step 3: Cross multiply
    1,446.02x = 2,172.60 × 926.25
  4. Step 4: Simplify right side
    1,446.02x = 2,012,370.75
  5. Step 5: Solve for x
    x = 2,012,370.75/1,446.02
  6. Step 6: Final answer
    x = 1,391.66

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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.