Home / 5,028.84-6,939.62-3,038.66

Finding the Fourth Proportional to 5,028.84, 6,939.62 and 3,038.66

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Solution

The fourth proportional to 5,028.84, 6,939.62 and 3,038.66 is: 4,193.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,028.84 : 6,939.62 = 3,038.66 : x
  2. Step 2: Convert to fraction form
    5,028.84/6,939.62 = 3,038.66/x
  3. Step 3: Cross multiply
    5,028.84x = 6,939.62 × 3,038.66
  4. Step 4: Simplify right side
    5,028.84x = 21,087,145.71
  5. Step 5: Solve for x
    x = 21,087,145.71/5,028.84
  6. Step 6: Final answer
    x = 4,193.24

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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.