Home / 1,626.20-2,243.60-1,058.77

Finding the Fourth Proportional to 1,626.20, 2,243.60 and 1,058.77

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Solution

The fourth proportional to 1,626.20, 2,243.60 and 1,058.77 is: 1,460.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626.20 : 2,243.60 = 1,058.77 : x
  2. Step 2: Convert to fraction form
    1,626.20/2,243.60 = 1,058.77/x
  3. Step 3: Cross multiply
    1,626.20x = 2,243.60 × 1,058.77
  4. Step 4: Simplify right side
    1,626.20x = 2,375,460.83
  5. Step 5: Solve for x
    x = 2,375,460.83/1,626.20
  6. Step 6: Final answer
    x = 1,460.75

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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.