Home / 4,912.52-6,779.58-2,817.32

Finding the Fourth Proportional to 4,912.52, 6,779.58 and 2,817.32

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Solution

The fourth proportional to 4,912.52, 6,779.58 and 2,817.32 is: 3,888.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912.52 : 6,779.58 = 2,817.32 : x
  2. Step 2: Convert to fraction form
    4,912.52/6,779.58 = 2,817.32/x
  3. Step 3: Cross multiply
    4,912.52x = 6,779.58 × 2,817.32
  4. Step 4: Simplify right side
    4,912.52x = 19,100,246.33
  5. Step 5: Solve for x
    x = 19,100,246.33/4,912.52
  6. Step 6: Final answer
    x = 3,888.08

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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.