Home / 3,085.36-4,622.84-1,523.28

Finding the Fourth Proportional to 3,085.36, 4,622.84 and 1,523.28

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Solution

The fourth proportional to 3,085.36, 4,622.84 and 1,523.28 is: 2,282.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085.36 : 4,622.84 = 1,523.28 : x
  2. Step 2: Convert to fraction form
    3,085.36/4,622.84 = 1,523.28/x
  3. Step 3: Cross multiply
    3,085.36x = 4,622.84 × 1,523.28
  4. Step 4: Simplify right side
    3,085.36x = 7,041,879.72
  5. Step 5: Solve for x
    x = 7,041,879.72/3,085.36
  6. Step 6: Final answer
    x = 2,282.35

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1.5x scale

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.