Home / 6,899.58-10,350.05-2,219.67

Finding the Fourth Proportional to 6,899.58, 10,350.05 and 2,219.67

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Solution

The fourth proportional to 6,899.58, 10,350.05 and 2,219.67 is: 3,329.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,899.58 : 10,350.05 = 2,219.67 : x
  2. Step 2: Convert to fraction form
    6,899.58/10,350.05 = 2,219.67/x
  3. Step 3: Cross multiply
    6,899.58x = 10,350.05 × 2,219.67
  4. Step 4: Simplify right side
    6,899.58x = 22,973,684.39
  5. Step 5: Solve for x
    x = 22,973,684.39/6,899.58
  6. Step 6: Final answer
    x = 3,329.72

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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.