Home / 4,054.68-5,596.20-3,390.48

Finding the Fourth Proportional to 4,054.68, 5,596.20 and 3,390.48

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Solution

The fourth proportional to 4,054.68, 5,596.20 and 3,390.48 is: 4,679.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,054.68 : 5,596.20 = 3,390.48 : x
  2. Step 2: Convert to fraction form
    4,054.68/5,596.20 = 3,390.48/x
  3. Step 3: Cross multiply
    4,054.68x = 5,596.20 × 3,390.48
  4. Step 4: Simplify right side
    4,054.68x = 18,973,804.18
  5. Step 5: Solve for x
    x = 18,973,804.18/4,054.68
  6. Step 6: Final answer
    x = 4,679.48

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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.