Home / 5,695.08-8,543.07-2,186.79

Finding the Fourth Proportional to 5,695.08, 8,543.07 and 2,186.79

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Solution

The fourth proportional to 5,695.08, 8,543.07 and 2,186.79 is: 3,280.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,695.08 : 8,543.07 = 2,186.79 : x
  2. Step 2: Convert to fraction form
    5,695.08/8,543.07 = 2,186.79/x
  3. Step 3: Cross multiply
    5,695.08x = 8,543.07 × 2,186.79
  4. Step 4: Simplify right side
    5,695.08x = 18,681,900.05
  5. Step 5: Solve for x
    x = 18,681,900.05/5,695.08
  6. Step 6: Final answer
    x = 3,280.36

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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.