Home / 4,751.20-6,556.48-2,655.36

Finding the Fourth Proportional to 4,751.20, 6,556.48 and 2,655.36

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Solution

The fourth proportional to 4,751.20, 6,556.48 and 2,655.36 is: 3,664.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,751.20 : 6,556.48 = 2,655.36 : x
  2. Step 2: Convert to fraction form
    4,751.20/6,556.48 = 2,655.36/x
  3. Step 3: Cross multiply
    4,751.20x = 6,556.48 × 2,655.36
  4. Step 4: Simplify right side
    4,751.20x = 17,409,814.73
  5. Step 5: Solve for x
    x = 17,409,814.73/4,751.20
  6. Step 6: Final answer
    x = 3,664.30

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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.