Home / 1,626.20-2,435.79-1,512.26

Finding the Fourth Proportional to 1,626.20, 2,435.79 and 1,512.26

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Solution

The fourth proportional to 1,626.20, 2,435.79 and 1,512.26 is: 2,265.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626.20 : 2,435.79 = 1,512.26 : x
  2. Step 2: Convert to fraction form
    1,626.20/2,435.79 = 1,512.26/x
  3. Step 3: Cross multiply
    1,626.20x = 2,435.79 × 1,512.26
  4. Step 4: Simplify right side
    1,626.20x = 3,683,547.79
  5. Step 5: Solve for x
    x = 3,683,547.79/1,626.20
  6. Step 6: Final answer
    x = 2,265.13

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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.