Home / 8,038.80-12,054.96-3,355.74

Finding the Fourth Proportional to 8,038.80, 12,054.96 and 3,355.74

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Solution

The fourth proportional to 8,038.80, 12,054.96 and 3,355.74 is: 5,032.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,038.80 : 12,054.96 = 3,355.74 : x
  2. Step 2: Convert to fraction form
    8,038.80/12,054.96 = 3,355.74/x
  3. Step 3: Cross multiply
    8,038.80x = 12,054.96 × 3,355.74
  4. Step 4: Simplify right side
    8,038.80x = 40,453,311.47
  5. Step 5: Solve for x
    x = 40,453,311.47/8,038.80
  6. Step 6: Final answer
    x = 5,032.26

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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.