Home / 6,653.23-9,181.13-3,818.63

Finding the Fourth Proportional to 6,653.23, 9,181.13 and 3,818.63

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Solution

The fourth proportional to 6,653.23, 9,181.13 and 3,818.63 is: 5,269.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,653.23 : 9,181.13 = 3,818.63 : x
  2. Step 2: Convert to fraction form
    6,653.23/9,181.13 = 3,818.63/x
  3. Step 3: Cross multiply
    6,653.23x = 9,181.13 × 3,818.63
  4. Step 4: Simplify right side
    6,653.23x = 35,059,370.95
  5. Step 5: Solve for x
    x = 35,059,370.95/6,653.23
  6. Step 6: Final answer
    x = 5,269.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.