Home / 9,486.42-14,200.47-8,086.74

Finding the Fourth Proportional to 9,486.42, 14,200.47 and 8,086.74

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Solution

The fourth proportional to 9,486.42, 14,200.47 and 8,086.74 is: 12,105.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,486.42 : 14,200.47 = 8,086.74 : x
  2. Step 2: Convert to fraction form
    9,486.42/14,200.47 = 8,086.74/x
  3. Step 3: Cross multiply
    9,486.42x = 14,200.47 × 8,086.74
  4. Step 4: Simplify right side
    9,486.42x = 114,835,508.77
  5. Step 5: Solve for x
    x = 114,835,508.77/9,486.42
  6. Step 6: Final answer
    x = 12,105.25

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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.