Home / 4,852.56-7,279.31-1,930.22

Finding the Fourth Proportional to 4,852.56, 7,279.31 and 1,930.22

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Solution

The fourth proportional to 4,852.56, 7,279.31 and 1,930.22 is: 2,895.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,852.56 : 7,279.31 = 1,930.22 : x
  2. Step 2: Convert to fraction form
    4,852.56/7,279.31 = 1,930.22/x
  3. Step 3: Cross multiply
    4,852.56x = 7,279.31 × 1,930.22
  4. Step 4: Simplify right side
    4,852.56x = 14,050,669.75
  5. Step 5: Solve for x
    x = 14,050,669.75/4,852.56
  6. Step 6: Final answer
    x = 2,895.52

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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.