Home / 8,038.59-12,054.93-2,772.25

Finding the Fourth Proportional to 8,038.59, 12,054.93 and 2,772.25

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Solution

The fourth proportional to 8,038.59, 12,054.93 and 2,772.25 is: 4,157.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,038.59 : 12,054.93 = 2,772.25 : x
  2. Step 2: Convert to fraction form
    8,038.59/12,054.93 = 2,772.25/x
  3. Step 3: Cross multiply
    8,038.59x = 12,054.93 × 2,772.25
  4. Step 4: Simplify right side
    8,038.59x = 33,419,273.06
  5. Step 5: Solve for x
    x = 33,419,273.06/8,038.59
  6. Step 6: Final answer
    x = 4,157.35

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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.