Home / 4,885.85-7,326.61-1,423.37

Finding the Fourth Proportional to 4,885.85, 7,326.61 and 1,423.37

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Solution

The fourth proportional to 4,885.85, 7,326.61 and 1,423.37 is: 2,134.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,885.85 : 7,326.61 = 1,423.37 : x
  2. Step 2: Convert to fraction form
    4,885.85/7,326.61 = 1,423.37/x
  3. Step 3: Cross multiply
    4,885.85x = 7,326.61 × 1,423.37
  4. Step 4: Simplify right side
    4,885.85x = 10,428,476.88
  5. Step 5: Solve for x
    x = 10,428,476.88/4,885.85
  6. Step 6: Final answer
    x = 2,134.42

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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.