Home / 2,718.12-4,075.56-1,073.43

Finding the Fourth Proportional to 2,718.12, 4,075.56 and 1,073.43

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Solution

The fourth proportional to 2,718.12, 4,075.56 and 1,073.43 is: 1,609.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,718.12 : 4,075.56 = 1,073.43 : x
  2. Step 2: Convert to fraction form
    2,718.12/4,075.56 = 1,073.43/x
  3. Step 3: Cross multiply
    2,718.12x = 4,075.56 × 1,073.43
  4. Step 4: Simplify right side
    2,718.12x = 4,374,828.37
  5. Step 5: Solve for x
    x = 4,374,828.37/2,718.12
  6. Step 6: Final answer
    x = 1,609.51

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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.