Home / 11,111.01-16,666.51-4,450.53

Finding the Fourth Proportional to 11,111.01, 16,666.51 and 4,450.53

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Solution

The fourth proportional to 11,111.01, 16,666.51 and 4,450.53 is: 6,675.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,111.01 : 16,666.51 = 4,450.53 : x
  2. Step 2: Convert to fraction form
    11,111.01/16,666.51 = 4,450.53/x
  3. Step 3: Cross multiply
    11,111.01x = 16,666.51 × 4,450.53
  4. Step 4: Simplify right side
    11,111.01x = 74,174,729.12
  5. Step 5: Solve for x
    x = 74,174,729.12/11,111.01
  6. Step 6: Final answer
    x = 6,675.79

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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.