Home / 2,053.23-3,075.95-1,218.53

Finding the Fourth Proportional to 2,053.23, 3,075.95 and 1,218.53

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Solution

The fourth proportional to 2,053.23, 3,075.95 and 1,218.53 is: 1,825.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,053.23 : 3,075.95 = 1,218.53 : x
  2. Step 2: Convert to fraction form
    2,053.23/3,075.95 = 1,218.53/x
  3. Step 3: Cross multiply
    2,053.23x = 3,075.95 × 1,218.53
  4. Step 4: Simplify right side
    2,053.23x = 3,748,137.35
  5. Step 5: Solve for x
    x = 3,748,137.35/2,053.23
  6. Step 6: Final answer
    x = 1,825.48

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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.