Home / 3,400.43-4,692.91-2,075.47

Finding the Fourth Proportional to 3,400.43, 4,692.91 and 2,075.47

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Solution

The fourth proportional to 3,400.43, 4,692.91 and 2,075.47 is: 2,864.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400.43 : 4,692.91 = 2,075.47 : x
  2. Step 2: Convert to fraction form
    3,400.43/4,692.91 = 2,075.47/x
  3. Step 3: Cross multiply
    3,400.43x = 4,692.91 × 2,075.47
  4. Step 4: Simplify right side
    3,400.43x = 9,739,977.00
  5. Step 5: Solve for x
    x = 9,739,977.00/3,400.43
  6. Step 6: Final answer
    x = 2,864.34

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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.