Home / 3,682.95-5,075.91-2,560.29

Finding the Fourth Proportional to 3,682.95, 5,075.91 and 2,560.29

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Solution

The fourth proportional to 3,682.95, 5,075.91 and 2,560.29 is: 3,528.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682.95 : 5,075.91 = 2,560.29 : x
  2. Step 2: Convert to fraction form
    3,682.95/5,075.91 = 2,560.29/x
  3. Step 3: Cross multiply
    3,682.95x = 5,075.91 × 2,560.29
  4. Step 4: Simplify right side
    3,682.95x = 12,995,801.61
  5. Step 5: Solve for x
    x = 12,995,801.61/3,682.95
  6. Step 6: Final answer
    x = 3,528.64

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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.