Home / 3,355.36-4,630.96-1,957.84

Finding the Fourth Proportional to 3,355.36, 4,630.96 and 1,957.84

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Solution

The fourth proportional to 3,355.36, 4,630.96 and 1,957.84 is: 2,702.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355.36 : 4,630.96 = 1,957.84 : x
  2. Step 2: Convert to fraction form
    3,355.36/4,630.96 = 1,957.84/x
  3. Step 3: Cross multiply
    3,355.36x = 4,630.96 × 1,957.84
  4. Step 4: Simplify right side
    3,355.36x = 9,066,678.73
  5. Step 5: Solve for x
    x = 9,066,678.73/3,355.36
  6. Step 6: Final answer
    x = 2,702.15

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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.