Home / 4,399.63-6,598.74-1,438.05

Finding the Fourth Proportional to 4,399.63, 6,598.74 and 1,438.05

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Solution

The fourth proportional to 4,399.63, 6,598.74 and 1,438.05 is: 2,156.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,399.63 : 6,598.74 = 1,438.05 : x
  2. Step 2: Convert to fraction form
    4,399.63/6,598.74 = 1,438.05/x
  3. Step 3: Cross multiply
    4,399.63x = 6,598.74 × 1,438.05
  4. Step 4: Simplify right side
    4,399.63x = 9,489,318.06
  5. Step 5: Solve for x
    x = 9,489,318.06/4,399.63
  6. Step 6: Final answer
    x = 2,156.85

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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.