Home / 4,903.44-7,355.67-2,129.31

Finding the Fourth Proportional to 4,903.44, 7,355.67 and 2,129.31

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Solution

The fourth proportional to 4,903.44, 7,355.67 and 2,129.31 is: 3,194.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,903.44 : 7,355.67 = 2,129.31 : x
  2. Step 2: Convert to fraction form
    4,903.44/7,355.67 = 2,129.31/x
  3. Step 3: Cross multiply
    4,903.44x = 7,355.67 × 2,129.31
  4. Step 4: Simplify right side
    4,903.44x = 15,662,501.69
  5. Step 5: Solve for x
    x = 15,662,501.69/4,903.44
  6. Step 6: Final answer
    x = 3,194.19

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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.