Home / 7,346.45-10,137.08-4,321.71

Finding the Fourth Proportional to 7,346.45, 10,137.08 and 4,321.71

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Solution

The fourth proportional to 7,346.45, 10,137.08 and 4,321.71 is: 5,963.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,346.45 : 10,137.08 = 4,321.71 : x
  2. Step 2: Convert to fraction form
    7,346.45/10,137.08 = 4,321.71/x
  3. Step 3: Cross multiply
    7,346.45x = 10,137.08 × 4,321.71
  4. Step 4: Simplify right side
    7,346.45x = 43,809,520.01
  5. Step 5: Solve for x
    x = 43,809,520.01/7,346.45
  6. Step 6: Final answer
    x = 5,963.36

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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.