Home / 5,020.05-6,934.28-3,855.51

Finding the Fourth Proportional to 5,020.05, 6,934.28 and 3,855.51

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Solution

The fourth proportional to 5,020.05, 6,934.28 and 3,855.51 is: 5,325.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020.05 : 6,934.28 = 3,855.51 : x
  2. Step 2: Convert to fraction form
    5,020.05/6,934.28 = 3,855.51/x
  3. Step 3: Cross multiply
    5,020.05x = 6,934.28 × 3,855.51
  4. Step 4: Simplify right side
    5,020.05x = 26,735,166.61
  5. Step 5: Solve for x
    x = 26,735,166.61/5,020.05
  6. Step 6: Final answer
    x = 5,325.68

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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.