Home / 1,626.90-2,244.72-1,029.35

Finding the Fourth Proportional to 1,626.90, 2,244.72 and 1,029.35

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Solution

The fourth proportional to 1,626.90, 2,244.72 and 1,029.35 is: 1,420.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626.90 : 2,244.72 = 1,029.35 : x
  2. Step 2: Convert to fraction form
    1,626.90/2,244.72 = 1,029.35/x
  3. Step 3: Cross multiply
    1,626.90x = 2,244.72 × 1,029.35
  4. Step 4: Simplify right side
    1,626.90x = 2,310,608.14
  5. Step 5: Solve for x
    x = 2,310,608.14/1,626.90
  6. Step 6: Final answer
    x = 1,420.25

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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.