Home / 4,892.36-7,338.44-1,970.57

Finding the Fourth Proportional to 4,892.36, 7,338.44 and 1,970.57

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Solution

The fourth proportional to 4,892.36, 7,338.44 and 1,970.57 is: 2,955.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892.36 : 7,338.44 = 1,970.57 : x
  2. Step 2: Convert to fraction form
    4,892.36/7,338.44 = 1,970.57/x
  3. Step 3: Cross multiply
    4,892.36x = 7,338.44 × 1,970.57
  4. Step 4: Simplify right side
    4,892.36x = 14,460,932.98
  5. Step 5: Solve for x
    x = 14,460,932.98/4,892.36
  6. Step 6: Final answer
    x = 2,955.82

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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.