Home / 1,500.21-2,246.21-1,012.29

Finding the Fourth Proportional to 1,500.21, 2,246.21 and 1,012.29

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Solution

The fourth proportional to 1,500.21, 2,246.21 and 1,012.29 is: 1,515.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500.21 : 2,246.21 = 1,012.29 : x
  2. Step 2: Convert to fraction form
    1,500.21/2,246.21 = 1,012.29/x
  3. Step 3: Cross multiply
    1,500.21x = 2,246.21 × 1,012.29
  4. Step 4: Simplify right side
    1,500.21x = 2,273,815.92
  5. Step 5: Solve for x
    x = 2,273,815.92/1,500.21
  6. Step 6: Final answer
    x = 1,515.67

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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.