Home / 5,507.63-8,245.73-3,655.06

Finding the Fourth Proportional to 5,507.63, 8,245.73 and 3,655.06

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Solution

The fourth proportional to 5,507.63, 8,245.73 and 3,655.06 is: 5,472.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,507.63 : 8,245.73 = 3,655.06 : x
  2. Step 2: Convert to fraction form
    5,507.63/8,245.73 = 3,655.06/x
  3. Step 3: Cross multiply
    5,507.63x = 8,245.73 × 3,655.06
  4. Step 4: Simplify right side
    5,507.63x = 30,138,619.62
  5. Step 5: Solve for x
    x = 30,138,619.62/5,507.63
  6. Step 6: Final answer
    x = 5,472.16

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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.