Home / 3,858.19-5,325.51-2,460.94

Finding the Fourth Proportional to 3,858.19, 5,325.51 and 2,460.94

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Solution

The fourth proportional to 3,858.19, 5,325.51 and 2,460.94 is: 3,396.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,858.19 : 5,325.51 = 2,460.94 : x
  2. Step 2: Convert to fraction form
    3,858.19/5,325.51 = 2,460.94/x
  3. Step 3: Cross multiply
    3,858.19x = 5,325.51 × 2,460.94
  4. Step 4: Simplify right side
    3,858.19x = 13,105,756.49
  5. Step 5: Solve for x
    x = 13,105,756.49/3,858.19
  6. Step 6: Final answer
    x = 3,396.87

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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.