Home / 10,408.72-14,364.55-6,162.21

Finding the Fourth Proportional to 10,408.72, 14,364.55 and 6,162.21

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Solution

The fourth proportional to 10,408.72, 14,364.55 and 6,162.21 is: 8,504.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,408.72 : 14,364.55 = 6,162.21 : x
  2. Step 2: Convert to fraction form
    10,408.72/14,364.55 = 6,162.21/x
  3. Step 3: Cross multiply
    10,408.72x = 14,364.55 × 6,162.21
  4. Step 4: Simplify right side
    10,408.72x = 88,517,373.66
  5. Step 5: Solve for x
    x = 88,517,373.66/10,408.72
  6. Step 6: Final answer
    x = 8,504.16

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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.