Home / 10,704.56-14,779.55-6,672.99

Finding the Fourth Proportional to 10,704.56, 14,779.55 and 6,672.99

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Solution

The fourth proportional to 10,704.56, 14,779.55 and 6,672.99 is: 9,213.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,704.56 : 14,779.55 = 6,672.99 : x
  2. Step 2: Convert to fraction form
    10,704.56/14,779.55 = 6,672.99/x
  3. Step 3: Cross multiply
    10,704.56x = 14,779.55 × 6,672.99
  4. Step 4: Simplify right side
    10,704.56x = 98,623,755.99
  5. Step 5: Solve for x
    x = 98,623,755.99/10,704.56
  6. Step 6: Final answer
    x = 9,213.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.