Home / 9,087.86-12,529.68-6,098.96

Finding the Fourth Proportional to 9,087.86, 12,529.68 and 6,098.96

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Solution

The fourth proportional to 9,087.86, 12,529.68 and 6,098.96 is: 8,408.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,087.86 : 12,529.68 = 6,098.96 : x
  2. Step 2: Convert to fraction form
    9,087.86/12,529.68 = 6,098.96/x
  3. Step 3: Cross multiply
    9,087.86x = 12,529.68 × 6,098.96
  4. Step 4: Simplify right side
    9,087.86x = 76,418,017.13
  5. Step 5: Solve for x
    x = 76,418,017.13/9,087.86
  6. Step 6: Final answer
    x = 8,408.80

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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.