Home / 3,697.08-5,527.80-3,609.60

Finding the Fourth Proportional to 3,697.08, 5,527.80 and 3,609.60

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Solution

The fourth proportional to 3,697.08, 5,527.80 and 3,609.60 is: 5,397.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,697.08 : 5,527.80 = 3,609.60 : x
  2. Step 2: Convert to fraction form
    3,697.08/5,527.80 = 3,609.60/x
  3. Step 3: Cross multiply
    3,697.08x = 5,527.80 × 3,609.60
  4. Step 4: Simplify right side
    3,697.08x = 19,953,146.88
  5. Step 5: Solve for x
    x = 19,953,146.88/3,697.08
  6. Step 6: Final answer
    x = 5,397.00

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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.