Home / 10,863.72-14,994.69-6,150.74

Finding the Fourth Proportional to 10,863.72, 14,994.69 and 6,150.74

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Solution

The fourth proportional to 10,863.72, 14,994.69 and 6,150.74 is: 8,489.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,863.72 : 14,994.69 = 6,150.74 : x
  2. Step 2: Convert to fraction form
    10,863.72/14,994.69 = 6,150.74/x
  3. Step 3: Cross multiply
    10,863.72x = 14,994.69 × 6,150.74
  4. Step 4: Simplify right side
    10,863.72x = 92,228,341.53
  5. Step 5: Solve for x
    x = 92,228,341.53/10,863.72
  6. Step 6: Final answer
    x = 8,489.57

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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.