Home / 6,303.89-9,454.62-1,921.79

Finding the Fourth Proportional to 6,303.89, 9,454.62 and 1,921.79

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Solution

The fourth proportional to 6,303.89, 9,454.62 and 1,921.79 is: 2,882.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,303.89 : 9,454.62 = 1,921.79 : x
  2. Step 2: Convert to fraction form
    6,303.89/9,454.62 = 1,921.79/x
  3. Step 3: Cross multiply
    6,303.89x = 9,454.62 × 1,921.79
  4. Step 4: Simplify right side
    6,303.89x = 18,169,825.01
  5. Step 5: Solve for x
    x = 18,169,825.01/6,303.89
  6. Step 6: Final answer
    x = 2,882.32

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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.