Home / 4,085.07-6,122.21-1,485.51

Finding the Fourth Proportional to 4,085.07, 6,122.21 and 1,485.51

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Solution

The fourth proportional to 4,085.07, 6,122.21 and 1,485.51 is: 2,226.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,085.07 : 6,122.21 = 1,485.51 : x
  2. Step 2: Convert to fraction form
    4,085.07/6,122.21 = 1,485.51/x
  3. Step 3: Cross multiply
    4,085.07x = 6,122.21 × 1,485.51
  4. Step 4: Simplify right side
    4,085.07x = 9,094,596.75
  5. Step 5: Solve for x
    x = 9,094,596.75/4,085.07
  6. Step 6: Final answer
    x = 2,226.30

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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.