Home / 3,555.90-4,907.99-2,064.89

Finding the Fourth Proportional to 3,555.90, 4,907.99 and 2,064.89

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Solution

The fourth proportional to 3,555.90, 4,907.99 and 2,064.89 is: 2,850.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.90 : 4,907.99 = 2,064.89 : x
  2. Step 2: Convert to fraction form
    3,555.90/4,907.99 = 2,064.89/x
  3. Step 3: Cross multiply
    3,555.90x = 4,907.99 × 2,064.89
  4. Step 4: Simplify right side
    3,555.90x = 10,134,476.90
  5. Step 5: Solve for x
    x = 10,134,476.90/3,555.90
  6. Step 6: Final answer
    x = 2,850.05

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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.