Home / 3,358.09-4,633.95-1,865.89

Finding the Fourth Proportional to 3,358.09, 4,633.95 and 1,865.89

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Solution

The fourth proportional to 3,358.09, 4,633.95 and 1,865.89 is: 2,574.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,358.09 : 4,633.95 = 1,865.89 : x
  2. Step 2: Convert to fraction form
    3,358.09/4,633.95 = 1,865.89/x
  3. Step 3: Cross multiply
    3,358.09x = 4,633.95 × 1,865.89
  4. Step 4: Simplify right side
    3,358.09x = 8,646,440.97
  5. Step 5: Solve for x
    x = 8,646,440.97/3,358.09
  6. Step 6: Final answer
    x = 2,574.81

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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.