Home / 4,883.09-7,326.14-1,420.34

Finding the Fourth Proportional to 4,883.09, 7,326.14 and 1,420.34

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Solution

The fourth proportional to 4,883.09, 7,326.14 and 1,420.34 is: 2,130.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,883.09 : 7,326.14 = 1,420.34 : x
  2. Step 2: Convert to fraction form
    4,883.09/7,326.14 = 1,420.34/x
  3. Step 3: Cross multiply
    4,883.09x = 7,326.14 × 1,420.34
  4. Step 4: Simplify right side
    4,883.09x = 10,405,565.96
  5. Step 5: Solve for x
    x = 10,405,565.96/4,883.09
  6. Step 6: Final answer
    x = 2,130.94

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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.