Home / 3,555.71-4,903.92-2,669.98

Finding the Fourth Proportional to 3,555.71, 4,903.92 and 2,669.98

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Solution

The fourth proportional to 3,555.71, 4,903.92 and 2,669.98 is: 3,682.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.71 : 4,903.92 = 2,669.98 : x
  2. Step 2: Convert to fraction form
    3,555.71/4,903.92 = 2,669.98/x
  3. Step 3: Cross multiply
    3,555.71x = 4,903.92 × 2,669.98
  4. Step 4: Simplify right side
    3,555.71x = 13,093,356.06
  5. Step 5: Solve for x
    x = 13,093,356.06/3,555.71
  6. Step 6: Final answer
    x = 3,682.34

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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.