Home / 4,020.75-6,031.08-1,099.06

Finding the Fourth Proportional to 4,020.75, 6,031.08 and 1,099.06

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Solution

The fourth proportional to 4,020.75, 6,031.08 and 1,099.06 is: 1,648.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020.75 : 6,031.08 = 1,099.06 : x
  2. Step 2: Convert to fraction form
    4,020.75/6,031.08 = 1,099.06/x
  3. Step 3: Cross multiply
    4,020.75x = 6,031.08 × 1,099.06
  4. Step 4: Simplify right side
    4,020.75x = 6,628,518.78
  5. Step 5: Solve for x
    x = 6,628,518.78/4,020.75
  6. Step 6: Final answer
    x = 1,648.58

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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.