Home / 3,015.00-4,529.46-2,890.45

Finding the Fourth Proportional to 3,015.00, 4,529.46 and 2,890.45

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Solution

The fourth proportional to 3,015.00, 4,529.46 and 2,890.45 is: 4,342.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015.00 : 4,529.46 = 2,890.45 : x
  2. Step 2: Convert to fraction form
    3,015.00/4,529.46 = 2,890.45/x
  3. Step 3: Cross multiply
    3,015.00x = 4,529.46 × 2,890.45
  4. Step 4: Simplify right side
    3,015.00x = 13,092,174.04
  5. Step 5: Solve for x
    x = 13,092,174.04/3,015.00
  6. Step 6: Final answer
    x = 4,342.34

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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.