Home / 3,394.83-4,685.04-1,903.08

Finding the Fourth Proportional to 3,394.83, 4,685.04 and 1,903.08

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Solution

The fourth proportional to 3,394.83, 4,685.04 and 1,903.08 is: 2,626.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,394.83 : 4,685.04 = 1,903.08 : x
  2. Step 2: Convert to fraction form
    3,394.83/4,685.04 = 1,903.08/x
  3. Step 3: Cross multiply
    3,394.83x = 4,685.04 × 1,903.08
  4. Step 4: Simplify right side
    3,394.83x = 8,916,005.92
  5. Step 5: Solve for x
    x = 8,916,005.92/3,394.83
  6. Step 6: Final answer
    x = 2,626.35

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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.