Home / 4,459.44-6,689.24-1,381.52

Finding the Fourth Proportional to 4,459.44, 6,689.24 and 1,381.52

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Solution

The fourth proportional to 4,459.44, 6,689.24 and 1,381.52 is: 2,072.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,459.44 : 6,689.24 = 1,381.52 : x
  2. Step 2: Convert to fraction form
    4,459.44/6,689.24 = 1,381.52/x
  3. Step 3: Cross multiply
    4,459.44x = 6,689.24 × 1,381.52
  4. Step 4: Simplify right side
    4,459.44x = 9,241,318.84
  5. Step 5: Solve for x
    x = 9,241,318.84/4,459.44
  6. Step 6: Final answer
    x = 2,072.30

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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.