Home / 4,751.21-6,556.65-2,655.34

Finding the Fourth Proportional to 4,751.21, 6,556.65 and 2,655.34

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Solution

The fourth proportional to 4,751.21, 6,556.65 and 2,655.34 is: 3,664.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,751.21 : 6,556.65 = 2,655.34 : x
  2. Step 2: Convert to fraction form
    4,751.21/6,556.65 = 2,655.34/x
  3. Step 3: Cross multiply
    4,751.21x = 6,556.65 × 2,655.34
  4. Step 4: Simplify right side
    4,751.21x = 17,410,135.01
  5. Step 5: Solve for x
    x = 17,410,135.01/4,751.21
  6. Step 6: Final answer
    x = 3,664.36

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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.