Home / 9,408.08-12,991.75-6,056.59

Finding the Fourth Proportional to 9,408.08, 12,991.75 and 6,056.59

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Solution

The fourth proportional to 9,408.08, 12,991.75 and 6,056.59 is: 8,363.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,408.08 : 12,991.75 = 6,056.59 : x
  2. Step 2: Convert to fraction form
    9,408.08/12,991.75 = 6,056.59/x
  3. Step 3: Cross multiply
    9,408.08x = 12,991.75 × 6,056.59
  4. Step 4: Simplify right side
    9,408.08x = 78,685,711.53
  5. Step 5: Solve for x
    x = 78,685,711.53/9,408.08
  6. Step 6: Final answer
    x = 8,363.63

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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.