Home / 8,020.05-12,017.74-4,895.36

Finding the Fourth Proportional to 8,020.05, 12,017.74 and 4,895.36

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Solution

The fourth proportional to 8,020.05, 12,017.74 and 4,895.36 is: 7,335.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020.05 : 12,017.74 = 4,895.36 : x
  2. Step 2: Convert to fraction form
    8,020.05/12,017.74 = 4,895.36/x
  3. Step 3: Cross multiply
    8,020.05x = 12,017.74 × 4,895.36
  4. Step 4: Simplify right side
    8,020.05x = 58,831,163.69
  5. Step 5: Solve for x
    x = 58,831,163.69/8,020.05
  6. Step 6: Final answer
    x = 7,335.51

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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.