Home / 3,326.41-4,586.65-2,485.70

Finding the Fourth Proportional to 3,326.41, 4,586.65 and 2,485.70

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Solution

The fourth proportional to 3,326.41, 4,586.65 and 2,485.70 is: 3,427.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326.41 : 4,586.65 = 2,485.70 : x
  2. Step 2: Convert to fraction form
    3,326.41/4,586.65 = 2,485.70/x
  3. Step 3: Cross multiply
    3,326.41x = 4,586.65 × 2,485.70
  4. Step 4: Simplify right side
    3,326.41x = 11,401,006.76
  5. Step 5: Solve for x
    x = 11,401,006.76/3,326.41
  6. Step 6: Final answer
    x = 3,427.42

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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.