Home / 11,135.88-16,703.82-4,895.84

Finding the Fourth Proportional to 11,135.88, 16,703.82 and 4,895.84

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Solution

The fourth proportional to 11,135.88, 16,703.82 and 4,895.84 is: 7,343.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,135.88 : 16,703.82 = 4,895.84 : x
  2. Step 2: Convert to fraction form
    11,135.88/16,703.82 = 4,895.84/x
  3. Step 3: Cross multiply
    11,135.88x = 16,703.82 × 4,895.84
  4. Step 4: Simplify right side
    11,135.88x = 81,779,271.87
  5. Step 5: Solve for x
    x = 81,779,271.87/11,135.88
  6. Step 6: Final answer
    x = 7,343.76

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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.