Home / 4,182.88-6,274.36-1,715.98

Finding the Fourth Proportional to 4,182.88, 6,274.36 and 1,715.98

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Solution

The fourth proportional to 4,182.88, 6,274.36 and 1,715.98 is: 2,573.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,182.88 : 6,274.36 = 1,715.98 : x
  2. Step 2: Convert to fraction form
    4,182.88/6,274.36 = 1,715.98/x
  3. Step 3: Cross multiply
    4,182.88x = 6,274.36 × 1,715.98
  4. Step 4: Simplify right side
    4,182.88x = 10,766,676.27
  5. Step 5: Solve for x
    x = 10,766,676.27/4,182.88
  6. Step 6: Final answer
    x = 2,573.99

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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.