Home / 4,650.95-6,418.31-2,661.55

Finding the Fourth Proportional to 4,650.95, 6,418.31 and 2,661.55

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Solution

The fourth proportional to 4,650.95, 6,418.31 and 2,661.55 is: 3,672.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,650.95 : 6,418.31 = 2,661.55 : x
  2. Step 2: Convert to fraction form
    4,650.95/6,418.31 = 2,661.55/x
  3. Step 3: Cross multiply
    4,650.95x = 6,418.31 × 2,661.55
  4. Step 4: Simplify right side
    4,650.95x = 17,082,623.63
  5. Step 5: Solve for x
    x = 17,082,623.63/4,650.95
  6. Step 6: Final answer
    x = 3,672.93

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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.