Home / 10,212.86-14,099.12-6,873.23

Finding the Fourth Proportional to 10,212.86, 14,099.12 and 6,873.23

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Solution

The fourth proportional to 10,212.86, 14,099.12 and 6,873.23 is: 9,488.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,212.86 : 14,099.12 = 6,873.23 : x
  2. Step 2: Convert to fraction form
    10,212.86/14,099.12 = 6,873.23/x
  3. Step 3: Cross multiply
    10,212.86x = 14,099.12 × 6,873.23
  4. Step 4: Simplify right side
    10,212.86x = 96,906,389.70
  5. Step 5: Solve for x
    x = 96,906,389.70/10,212.86
  6. Step 6: Final answer
    x = 9,488.67

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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.