Home / 4,405.91-6,608.22-1,285.08

Finding the Fourth Proportional to 4,405.91, 6,608.22 and 1,285.08

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Solution

The fourth proportional to 4,405.91, 6,608.22 and 1,285.08 is: 1,927.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,405.91 : 6,608.22 = 1,285.08 : x
  2. Step 2: Convert to fraction form
    4,405.91/6,608.22 = 1,285.08/x
  3. Step 3: Cross multiply
    4,405.91x = 6,608.22 × 1,285.08
  4. Step 4: Simplify right side
    4,405.91x = 8,492,094.57
  5. Step 5: Solve for x
    x = 8,492,094.57/4,405.91
  6. Step 6: Final answer
    x = 1,927.43

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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.