Home / 2,235.17-3,075.49-2,177.93

Finding the Fourth Proportional to 2,235.17, 3,075.49 and 2,177.93

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Solution

The fourth proportional to 2,235.17, 3,075.49 and 2,177.93 is: 2,996.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235.17 : 3,075.49 = 2,177.93 : x
  2. Step 2: Convert to fraction form
    2,235.17/3,075.49 = 2,177.93/x
  3. Step 3: Cross multiply
    2,235.17x = 3,075.49 × 2,177.93
  4. Step 4: Simplify right side
    2,235.17x = 6,698,201.94
  5. Step 5: Solve for x
    x = 6,698,201.94/2,235.17
  6. Step 6: Final answer
    x = 2,996.73

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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.