Home / 3,205.70-4,417.30-2,365.07

Finding the Fourth Proportional to 3,205.70, 4,417.30 and 2,365.07

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Solution

The fourth proportional to 3,205.70, 4,417.30 and 2,365.07 is: 3,258.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,205.70 : 4,417.30 = 2,365.07 : x
  2. Step 2: Convert to fraction form
    3,205.70/4,417.30 = 2,365.07/x
  3. Step 3: Cross multiply
    3,205.70x = 4,417.30 × 2,365.07
  4. Step 4: Simplify right side
    3,205.70x = 10,447,223.71
  5. Step 5: Solve for x
    x = 10,447,223.71/3,205.70
  6. Step 6: Final answer
    x = 3,258.95

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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.