Home / 6,309.50-9,464.11-1,629.45

Finding the Fourth Proportional to 6,309.50, 9,464.11 and 1,629.45

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Solution

The fourth proportional to 6,309.50, 9,464.11 and 1,629.45 is: 2,444.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,309.50 : 9,464.11 = 1,629.45 : x
  2. Step 2: Convert to fraction form
    6,309.50/9,464.11 = 1,629.45/x
  3. Step 3: Cross multiply
    6,309.50x = 9,464.11 × 1,629.45
  4. Step 4: Simplify right side
    6,309.50x = 15,421,289.97
  5. Step 5: Solve for x
    x = 15,421,289.97/6,309.50
  6. Step 6: Final answer
    x = 2,444.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.