Home / 3,500.90-4,829.85-2,438.38

Finding the Fourth Proportional to 3,500.90, 4,829.85 and 2,438.38

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Solution

The fourth proportional to 3,500.90, 4,829.85 and 2,438.38 is: 3,364.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500.90 : 4,829.85 = 2,438.38 : x
  2. Step 2: Convert to fraction form
    3,500.90/4,829.85 = 2,438.38/x
  3. Step 3: Cross multiply
    3,500.90x = 4,829.85 × 2,438.38
  4. Step 4: Simplify right side
    3,500.90x = 11,776,997.57
  5. Step 5: Solve for x
    x = 11,776,997.57/3,500.90
  6. Step 6: Final answer
    x = 3,364.00

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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.