Home / 4,669.26-6,443.31-2,679.63

Finding the Fourth Proportional to 4,669.26, 6,443.31 and 2,679.63

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Solution

The fourth proportional to 4,669.26, 6,443.31 and 2,679.63 is: 3,697.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,669.26 : 6,443.31 = 2,679.63 : x
  2. Step 2: Convert to fraction form
    4,669.26/6,443.31 = 2,679.63/x
  3. Step 3: Cross multiply
    4,669.26x = 6,443.31 × 2,679.63
  4. Step 4: Simplify right side
    4,669.26x = 17,265,686.78
  5. Step 5: Solve for x
    x = 17,265,686.78/4,669.26
  6. Step 6: Final answer
    x = 3,697.74

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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.