Home / 4,148.18-5,720.73-2,730.68

Finding the Fourth Proportional to 4,148.18, 5,720.73 and 2,730.68

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Solution

The fourth proportional to 4,148.18, 5,720.73 and 2,730.68 is: 3,765.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,148.18 : 5,720.73 = 2,730.68 : x
  2. Step 2: Convert to fraction form
    4,148.18/5,720.73 = 2,730.68/x
  3. Step 3: Cross multiply
    4,148.18x = 5,720.73 × 2,730.68
  4. Step 4: Simplify right side
    4,148.18x = 15,621,465.61
  5. Step 5: Solve for x
    x = 15,621,465.61/4,148.18
  6. Step 6: Final answer
    x = 3,765.86

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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.