Home / 1,941.43-2,679.95-1,352.29

Finding the Fourth Proportional to 1,941.43, 2,679.95 and 1,352.29

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Solution

The fourth proportional to 1,941.43, 2,679.95 and 1,352.29 is: 1,866.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941.43 : 2,679.95 = 1,352.29 : x
  2. Step 2: Convert to fraction form
    1,941.43/2,679.95 = 1,352.29/x
  3. Step 3: Cross multiply
    1,941.43x = 2,679.95 × 1,352.29
  4. Step 4: Simplify right side
    1,941.43x = 3,624,062.82
  5. Step 5: Solve for x
    x = 3,624,062.82/1,941.43
  6. Step 6: Final answer
    x = 1,866.70

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1.5x scale

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.