Home / 6,110.81-9,167.36-2,779.30

Finding the Fourth Proportional to 6,110.81, 9,167.36 and 2,779.30

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Solution

The fourth proportional to 6,110.81, 9,167.36 and 2,779.30 is: 4,169.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,110.81 : 9,167.36 = 2,779.30 : x
  2. Step 2: Convert to fraction form
    6,110.81/9,167.36 = 2,779.30/x
  3. Step 3: Cross multiply
    6,110.81x = 9,167.36 × 2,779.30
  4. Step 4: Simplify right side
    6,110.81x = 25,478,843.65
  5. Step 5: Solve for x
    x = 25,478,843.65/6,110.81
  6. Step 6: Final answer
    x = 4,169.47

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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.