Home / 3,556.84-4,905.80-2,612.34

Finding the Fourth Proportional to 3,556.84, 4,905.80 and 2,612.34

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Solution

The fourth proportional to 3,556.84, 4,905.80 and 2,612.34 is: 3,603.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.84 : 4,905.80 = 2,612.34 : x
  2. Step 2: Convert to fraction form
    3,556.84/4,905.80 = 2,612.34/x
  3. Step 3: Cross multiply
    3,556.84x = 4,905.80 × 2,612.34
  4. Step 4: Simplify right side
    3,556.84x = 12,815,617.57
  5. Step 5: Solve for x
    x = 12,815,617.57/3,556.84
  6. Step 6: Final answer
    x = 3,603.09

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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.