Home / 3,730.50-5,148.18-2,051.88

Finding the Fourth Proportional to 3,730.50, 5,148.18 and 2,051.88

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Solution

The fourth proportional to 3,730.50, 5,148.18 and 2,051.88 is: 2,831.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,730.50 : 5,148.18 = 2,051.88 : x
  2. Step 2: Convert to fraction form
    3,730.50/5,148.18 = 2,051.88/x
  3. Step 3: Cross multiply
    3,730.50x = 5,148.18 × 2,051.88
  4. Step 4: Simplify right side
    3,730.50x = 10,563,447.58
  5. Step 5: Solve for x
    x = 10,563,447.58/3,730.50
  6. Step 6: Final answer
    x = 2,831.64

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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.