Home / 10,626.15-15,938.16-3,230.67

Finding the Fourth Proportional to 10,626.15, 15,938.16 and 3,230.67

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Solution

The fourth proportional to 10,626.15, 15,938.16 and 3,230.67 is: 4,845.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,626.15 : 15,938.16 = 3,230.67 : x
  2. Step 2: Convert to fraction form
    10,626.15/15,938.16 = 3,230.67/x
  3. Step 3: Cross multiply
    10,626.15x = 15,938.16 × 3,230.67
  4. Step 4: Simplify right side
    10,626.15x = 51,490,935.37
  5. Step 5: Solve for x
    x = 51,490,935.37/10,626.15
  6. Step 6: Final answer
    x = 4,845.68

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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.