Home / 8,972.25-13,460.55-2,816.25

Finding the Fourth Proportional to 8,972.25, 13,460.55 and 2,816.25

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Solution

The fourth proportional to 8,972.25, 13,460.55 and 2,816.25 is: 4,225.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972.25 : 13,460.55 = 2,816.25 : x
  2. Step 2: Convert to fraction form
    8,972.25/13,460.55 = 2,816.25/x
  3. Step 3: Cross multiply
    8,972.25x = 13,460.55 × 2,816.25
  4. Step 4: Simplify right side
    8,972.25x = 37,908,273.94
  5. Step 5: Solve for x
    x = 37,908,273.94/8,972.25
  6. Step 6: Final answer
    x = 4,225.06

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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.