Home / 2,718.58-4,077.88-1,075.52

Finding the Fourth Proportional to 2,718.58, 4,077.88 and 1,075.52

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Solution

The fourth proportional to 2,718.58, 4,077.88 and 1,075.52 is: 1,613.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,718.58 : 4,077.88 = 1,075.52 : x
  2. Step 2: Convert to fraction form
    2,718.58/4,077.88 = 1,075.52/x
  3. Step 3: Cross multiply
    2,718.58x = 4,077.88 × 1,075.52
  4. Step 4: Simplify right side
    2,718.58x = 4,385,841.50
  5. Step 5: Solve for x
    x = 4,385,841.50/2,718.58
  6. Step 6: Final answer
    x = 1,613.28

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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.