Home / 5,655.24-8,485.44-1,960.08

Finding the Fourth Proportional to 5,655.24, 8,485.44 and 1,960.08

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Solution

The fourth proportional to 5,655.24, 8,485.44 and 1,960.08 is: 2,941.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,655.24 : 8,485.44 = 1,960.08 : x
  2. Step 2: Convert to fraction form
    5,655.24/8,485.44 = 1,960.08/x
  3. Step 3: Cross multiply
    5,655.24x = 8,485.44 × 1,960.08
  4. Step 4: Simplify right side
    5,655.24x = 16,632,141.24
  5. Step 5: Solve for x
    x = 16,632,141.24/5,655.24
  6. Step 6: Final answer
    x = 2,941.01

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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.