Home / 4,421.99-6,618.56-3,251.67

Finding the Fourth Proportional to 4,421.99, 6,618.56 and 3,251.67

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Solution

The fourth proportional to 4,421.99, 6,618.56 and 3,251.67 is: 4,866.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,421.99 : 6,618.56 = 3,251.67 : x
  2. Step 2: Convert to fraction form
    4,421.99/6,618.56 = 3,251.67/x
  3. Step 3: Cross multiply
    4,421.99x = 6,618.56 × 3,251.67
  4. Step 4: Simplify right side
    4,421.99x = 21,521,356.74
  5. Step 5: Solve for x
    x = 21,521,356.74/4,421.99
  6. Step 6: Final answer
    x = 4,866.90

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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.