Home / 4,266.69-6,400.31-1,455.72

Finding the Fourth Proportional to 4,266.69, 6,400.31 and 1,455.72

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Solution

The fourth proportional to 4,266.69, 6,400.31 and 1,455.72 is: 2,183.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,266.69 : 6,400.31 = 1,455.72 : x
  2. Step 2: Convert to fraction form
    4,266.69/6,400.31 = 1,455.72/x
  3. Step 3: Cross multiply
    4,266.69x = 6,400.31 × 1,455.72
  4. Step 4: Simplify right side
    4,266.69x = 9,317,051.99
  5. Step 5: Solve for x
    x = 9,317,051.99/4,266.69
  6. Step 6: Final answer
    x = 2,183.67

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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.