Home / 3,955.90-5,461.51-2,465.84

Finding the Fourth Proportional to 3,955.90, 5,461.51 and 2,465.84

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Solution

The fourth proportional to 3,955.90, 5,461.51 and 2,465.84 is: 3,404.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,955.90 : 5,461.51 = 2,465.84 : x
  2. Step 2: Convert to fraction form
    3,955.90/5,461.51 = 2,465.84/x
  3. Step 3: Cross multiply
    3,955.90x = 5,461.51 × 2,465.84
  4. Step 4: Simplify right side
    3,955.90x = 13,467,202.33
  5. Step 5: Solve for x
    x = 13,467,202.33/3,955.90
  6. Step 6: Final answer
    x = 3,404.33

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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.