Home / 5,028.08-6,938.82-3,038.72

Finding the Fourth Proportional to 5,028.08, 6,938.82 and 3,038.72

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Solution

The fourth proportional to 5,028.08, 6,938.82 and 3,038.72 is: 4,193.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,028.08 : 6,938.82 = 3,038.72 : x
  2. Step 2: Convert to fraction form
    5,028.08/6,938.82 = 3,038.72/x
  3. Step 3: Cross multiply
    5,028.08x = 6,938.82 × 3,038.72
  4. Step 4: Simplify right side
    5,028.08x = 21,085,131.11
  5. Step 5: Solve for x
    x = 21,085,131.11/5,028.08
  6. Step 6: Final answer
    x = 4,193.48

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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.