Home / 3,543.04-5,320.98-3,105.64

Finding the Fourth Proportional to 3,543.04, 5,320.98 and 3,105.64

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Solution

The fourth proportional to 3,543.04, 5,320.98 and 3,105.64 is: 4,664.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543.04 : 5,320.98 = 3,105.64 : x
  2. Step 2: Convert to fraction form
    3,543.04/5,320.98 = 3,105.64/x
  3. Step 3: Cross multiply
    3,543.04x = 5,320.98 × 3,105.64
  4. Step 4: Simplify right side
    3,543.04x = 16,525,048.33
  5. Step 5: Solve for x
    x = 16,525,048.33/3,543.04
  6. Step 6: Final answer
    x = 4,664.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.