Home / 3,414.09-4,710.65-2,666.73

Finding the Fourth Proportional to 3,414.09, 4,710.65 and 2,666.73

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Solution

The fourth proportional to 3,414.09, 4,710.65 and 2,666.73 is: 3,679.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,414.09 : 4,710.65 = 2,666.73 : x
  2. Step 2: Convert to fraction form
    3,414.09/4,710.65 = 2,666.73/x
  3. Step 3: Cross multiply
    3,414.09x = 4,710.65 × 2,666.73
  4. Step 4: Simplify right side
    3,414.09x = 12,562,018.34
  5. Step 5: Solve for x
    x = 12,562,018.34/3,414.09
  6. Step 6: Final answer
    x = 3,679.46

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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.