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Finding the Fourth Proportional to 4,295.81, 5,914.95 and 3,355.40

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Solution

The fourth proportional to 4,295.81, 5,914.95 and 3,355.40 is: 4,620.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,295.81 : 5,914.95 = 3,355.40 : x
  2. Step 2: Convert to fraction form
    4,295.81/5,914.95 = 3,355.40/x
  3. Step 3: Cross multiply
    4,295.81x = 5,914.95 × 3,355.40
  4. Step 4: Simplify right side
    4,295.81x = 19,847,023.23
  5. Step 5: Solve for x
    x = 19,847,023.23/4,295.81
  6. Step 6: Final answer
    x = 4,620.09

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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.