Home / 6,303.36-9,456.44-1,921.15

Finding the Fourth Proportional to 6,303.36, 9,456.44 and 1,921.15

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Solution

The fourth proportional to 6,303.36, 9,456.44 and 1,921.15 is: 2,882.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,303.36 : 9,456.44 = 1,921.15 : x
  2. Step 2: Convert to fraction form
    6,303.36/9,456.44 = 1,921.15/x
  3. Step 3: Cross multiply
    6,303.36x = 9,456.44 × 1,921.15
  4. Step 4: Simplify right side
    6,303.36x = 18,167,239.71
  5. Step 5: Solve for x
    x = 18,167,239.71/6,303.36
  6. Step 6: Final answer
    x = 2,882.15

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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.