Home / 4,541.16-6,809.82-1,420.33

Finding the Fourth Proportional to 4,541.16, 6,809.82 and 1,420.33

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Solution

The fourth proportional to 4,541.16, 6,809.82 and 1,420.33 is: 2,129.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,541.16 : 6,809.82 = 1,420.33 : x
  2. Step 2: Convert to fraction form
    4,541.16/6,809.82 = 1,420.33/x
  3. Step 3: Cross multiply
    4,541.16x = 6,809.82 × 1,420.33
  4. Step 4: Simplify right side
    4,541.16x = 9,672,191.64
  5. Step 5: Solve for x
    x = 9,672,191.64/4,541.16
  6. Step 6: Final answer
    x = 2,129.89

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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.