Home / 1,970.94-2,960.64-1,241.04

Finding the Fourth Proportional to 1,970.94, 2,960.64 and 1,241.04

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Solution

The fourth proportional to 1,970.94, 2,960.64 and 1,241.04 is: 1,864.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,970.94 : 2,960.64 = 1,241.04 : x
  2. Step 2: Convert to fraction form
    1,970.94/2,960.64 = 1,241.04/x
  3. Step 3: Cross multiply
    1,970.94x = 2,960.64 × 1,241.04
  4. Step 4: Simplify right side
    1,970.94x = 3,674,272.67
  5. Step 5: Solve for x
    x = 3,674,272.67/1,970.94
  6. Step 6: Final answer
    x = 1,864.22

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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.