Home / 3,699.60-5,549.34-3,606.66

Finding the Fourth Proportional to 3,699.60, 5,549.34 and 3,606.66

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Solution

The fourth proportional to 3,699.60, 5,549.34 and 3,606.66 is: 5,409.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,699.60 : 5,549.34 = 3,606.66 : x
  2. Step 2: Convert to fraction form
    3,699.60/5,549.34 = 3,606.66/x
  3. Step 3: Cross multiply
    3,699.60x = 5,549.34 × 3,606.66
  4. Step 4: Simplify right side
    3,699.60x = 20,014,582.60
  5. Step 5: Solve for x
    x = 20,014,582.60/3,699.60
  6. Step 6: Final answer
    x = 5,409.93

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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.