Home / 3,675.90-5,513.04-2,355.69

Finding the Fourth Proportional to 3,675.90, 5,513.04 and 2,355.69

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Solution

The fourth proportional to 3,675.90, 5,513.04 and 2,355.69 is: 3,533.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,675.90 : 5,513.04 = 2,355.69 : x
  2. Step 2: Convert to fraction form
    3,675.90/5,513.04 = 2,355.69/x
  3. Step 3: Cross multiply
    3,675.90x = 5,513.04 × 2,355.69
  4. Step 4: Simplify right side
    3,675.90x = 12,987,013.20
  5. Step 5: Solve for x
    x = 12,987,013.20/3,675.90
  6. Step 6: Final answer
    x = 3,533.02

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1.5x scale

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.