Home / 4,308.93-6,464.05-2,199.40

Finding the Fourth Proportional to 4,308.93, 6,464.05 and 2,199.40

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Solution

The fourth proportional to 4,308.93, 6,464.05 and 2,199.40 is: 3,299.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,308.93 : 6,464.05 = 2,199.40 : x
  2. Step 2: Convert to fraction form
    4,308.93/6,464.05 = 2,199.40/x
  3. Step 3: Cross multiply
    4,308.93x = 6,464.05 × 2,199.40
  4. Step 4: Simplify right side
    4,308.93x = 14,217,020.57
  5. Step 5: Solve for x
    x = 14,217,020.57/4,308.93
  6. Step 6: Final answer
    x = 3,299.44

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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.