Home / 11,967.60-16,514.66-6,931.44

Finding the Fourth Proportional to 11,967.60, 16,514.66 and 6,931.44

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Solution

The fourth proportional to 11,967.60, 16,514.66 and 6,931.44 is: 9,565.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,967.60 : 16,514.66 = 6,931.44 : x
  2. Step 2: Convert to fraction form
    11,967.60/16,514.66 = 6,931.44/x
  3. Step 3: Cross multiply
    11,967.60x = 16,514.66 × 6,931.44
  4. Step 4: Simplify right side
    11,967.60x = 114,470,374.91
  5. Step 5: Solve for x
    x = 114,470,374.91/11,967.60
  6. Step 6: Final answer
    x = 9,565.02

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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.