Home / 9,187.72-12,682.85-6,950.30

Finding the Fourth Proportional to 9,187.72, 12,682.85 and 6,950.30

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Solution

The fourth proportional to 9,187.72, 12,682.85 and 6,950.30 is: 9,594.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,187.72 : 12,682.85 = 6,950.30 : x
  2. Step 2: Convert to fraction form
    9,187.72/12,682.85 = 6,950.30/x
  3. Step 3: Cross multiply
    9,187.72x = 12,682.85 × 6,950.30
  4. Step 4: Simplify right side
    9,187.72x = 88,149,514.19
  5. Step 5: Solve for x
    x = 88,149,514.19/9,187.72
  6. Step 6: Final answer
    x = 9,594.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.