Home / 3,015.10-4,226.90-3,015.10

Finding the Fourth Proportional to 3,015.10, 4,226.90 and 3,015.10

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Solution

The fourth proportional to 3,015.10, 4,226.90 and 3,015.10 is: 4,226.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015.10 : 4,226.90 = 3,015.10 : x
  2. Step 2: Convert to fraction form
    3,015.10/4,226.90 = 3,015.10/x
  3. Step 3: Cross multiply
    3,015.10x = 4,226.90 × 3,015.10
  4. Step 4: Simplify right side
    3,015.10x = 12,744,526.19
  5. Step 5: Solve for x
    x = 12,744,526.19/3,015.10
  6. Step 6: Final answer
    x = 4,226.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.