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Finding the Fourth Proportional to 2,009.08, 3,012.24 and 898.08

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Solution

The fourth proportional to 2,009.08, 3,012.24 and 898.08 is: 1,346.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009.08 : 3,012.24 = 898.08 : x
  2. Step 2: Convert to fraction form
    2,009.08/3,012.24 = 898.08/x
  3. Step 3: Cross multiply
    2,009.08x = 3,012.24 × 898.08
  4. Step 4: Simplify right side
    2,009.08x = 2,705,232.50
  5. Step 5: Solve for x
    x = 2,705,232.50/2,009.08
  6. Step 6: Final answer
    x = 1,346.50

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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.