Home / 6,215.15-9,323.64-3,873.24

Finding the Fourth Proportional to 6,215.15, 9,323.64 and 3,873.24

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Solution

The fourth proportional to 6,215.15, 9,323.64 and 3,873.24 is: 5,810.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,215.15 : 9,323.64 = 3,873.24 : x
  2. Step 2: Convert to fraction form
    6,215.15/9,323.64 = 3,873.24/x
  3. Step 3: Cross multiply
    6,215.15x = 9,323.64 × 3,873.24
  4. Step 4: Simplify right side
    6,215.15x = 36,112,695.39
  5. Step 5: Solve for x
    x = 36,112,695.39/6,215.15
  6. Step 6: Final answer
    x = 5,810.43

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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.