Home / 5,730.44-7,907.71-3,606.42

Finding the Fourth Proportional to 5,730.44, 7,907.71 and 3,606.42

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Solution

The fourth proportional to 5,730.44, 7,907.71 and 3,606.42 is: 4,976.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,730.44 : 7,907.71 = 3,606.42 : x
  2. Step 2: Convert to fraction form
    5,730.44/7,907.71 = 3,606.42/x
  3. Step 3: Cross multiply
    5,730.44x = 7,907.71 × 3,606.42
  4. Step 4: Simplify right side
    5,730.44x = 28,518,505.47
  5. Step 5: Solve for x
    x = 28,518,505.47/5,730.44
  6. Step 6: Final answer
    x = 4,976.67

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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.