Home / 3,550.70-5,352.64-3,312.84

Finding the Fourth Proportional to 3,550.70, 5,352.64 and 3,312.84

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Solution

The fourth proportional to 3,550.70, 5,352.64 and 3,312.84 is: 4,994.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550.70 : 5,352.64 = 3,312.84 : x
  2. Step 2: Convert to fraction form
    3,550.70/5,352.64 = 3,312.84/x
  3. Step 3: Cross multiply
    3,550.70x = 5,352.64 × 3,312.84
  4. Step 4: Simplify right side
    3,550.70x = 17,732,439.90
  5. Step 5: Solve for x
    x = 17,732,439.90/3,550.70
  6. Step 6: Final answer
    x = 4,994.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.