Home / 2,636.34-3,955.67-1,250.68

Finding the Fourth Proportional to 2,636.34, 3,955.67 and 1,250.68

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Solution

The fourth proportional to 2,636.34, 3,955.67 and 1,250.68 is: 1,876.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,636.34 : 3,955.67 = 1,250.68 : x
  2. Step 2: Convert to fraction form
    2,636.34/3,955.67 = 1,250.68/x
  3. Step 3: Cross multiply
    2,636.34x = 3,955.67 × 1,250.68
  4. Step 4: Simplify right side
    2,636.34x = 4,947,277.36
  5. Step 5: Solve for x
    x = 4,947,277.36/2,636.34
  6. Step 6: Final answer
    x = 1,876.57

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1.5x scale

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.