Home / 10,779.26-16,168.82-2,774.02

Finding the Fourth Proportional to 10,779.26, 16,168.82 and 2,774.02

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Solution

The fourth proportional to 10,779.26, 16,168.82 and 2,774.02 is: 4,161.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,779.26 : 16,168.82 = 2,774.02 : x
  2. Step 2: Convert to fraction form
    10,779.26/16,168.82 = 2,774.02/x
  3. Step 3: Cross multiply
    10,779.26x = 16,168.82 × 2,774.02
  4. Step 4: Simplify right side
    10,779.26x = 44,852,630.06
  5. Step 5: Solve for x
    x = 44,852,630.06/10,779.26
  6. Step 6: Final answer
    x = 4,161.01

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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.