Home / 6,405.46-9,607.83-2,245.66

Finding the Fourth Proportional to 6,405.46, 9,607.83 and 2,245.66

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Solution

The fourth proportional to 6,405.46, 9,607.83 and 2,245.66 is: 3,368.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,405.46 : 9,607.83 = 2,245.66 : x
  2. Step 2: Convert to fraction form
    6,405.46/9,607.83 = 2,245.66/x
  3. Step 3: Cross multiply
    6,405.46x = 9,607.83 × 2,245.66
  4. Step 4: Simplify right side
    6,405.46x = 21,575,919.52
  5. Step 5: Solve for x
    x = 21,575,919.52/6,405.46
  6. Step 6: Final answer
    x = 3,368.36

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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.