Home / 2,075.17-2,863.26-1,515.94

Finding the Fourth Proportional to 2,075.17, 2,863.26 and 1,515.94

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Solution

The fourth proportional to 2,075.17, 2,863.26 and 1,515.94 is: 2,091.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075.17 : 2,863.26 = 1,515.94 : x
  2. Step 2: Convert to fraction form
    2,075.17/2,863.26 = 1,515.94/x
  3. Step 3: Cross multiply
    2,075.17x = 2,863.26 × 1,515.94
  4. Step 4: Simplify right side
    2,075.17x = 4,340,530.36
  5. Step 5: Solve for x
    x = 4,340,530.36/2,075.17
  6. Step 6: Final answer
    x = 2,091.65

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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.