Home / 2,529.54-3,495.30-1,971.45

Finding the Fourth Proportional to 2,529.54, 3,495.30 and 1,971.45

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Solution

The fourth proportional to 2,529.54, 3,495.30 and 1,971.45 is: 2,724.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529.54 : 3,495.30 = 1,971.45 : x
  2. Step 2: Convert to fraction form
    2,529.54/3,495.30 = 1,971.45/x
  3. Step 3: Cross multiply
    2,529.54x = 3,495.30 × 1,971.45
  4. Step 4: Simplify right side
    2,529.54x = 6,890,809.19
  5. Step 5: Solve for x
    x = 6,890,809.19/2,529.54
  6. Step 6: Final answer
    x = 2,724.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.