Home / 6,185.63-9,278.75-1,803.43

Finding the Fourth Proportional to 6,185.63, 9,278.75 and 1,803.43

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Solution

The fourth proportional to 6,185.63, 9,278.75 and 1,803.43 is: 2,705.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,185.63 : 9,278.75 = 1,803.43 : x
  2. Step 2: Convert to fraction form
    6,185.63/9,278.75 = 1,803.43/x
  3. Step 3: Cross multiply
    6,185.63x = 9,278.75 × 1,803.43
  4. Step 4: Simplify right side
    6,185.63x = 16,733,592.22
  5. Step 5: Solve for x
    x = 16,733,592.22/6,185.63
  6. Step 6: Final answer
    x = 2,705.24

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Double scale
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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.