Home / 2,263.95-3,123.99-1,269.02

Finding the Fourth Proportional to 2,263.95, 3,123.99 and 1,269.02

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Solution

The fourth proportional to 2,263.95, 3,123.99 and 1,269.02 is: 1,751.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,263.95 : 3,123.99 = 1,269.02 : x
  2. Step 2: Convert to fraction form
    2,263.95/3,123.99 = 1,269.02/x
  3. Step 3: Cross multiply
    2,263.95x = 3,123.99 × 1,269.02
  4. Step 4: Simplify right side
    2,263.95x = 3,964,399.60
  5. Step 5: Solve for x
    x = 3,964,399.60/2,263.95
  6. Step 6: Final answer
    x = 1,751.10

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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.