Home / 10,894.07-16,341.03-7,212.77

Finding the Fourth Proportional to 10,894.07, 16,341.03 and 7,212.77

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Solution

The fourth proportional to 10,894.07, 16,341.03 and 7,212.77 is: 10,819.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,894.07 : 16,341.03 = 7,212.77 : x
  2. Step 2: Convert to fraction form
    10,894.07/16,341.03 = 7,212.77/x
  3. Step 3: Cross multiply
    10,894.07x = 16,341.03 × 7,212.77
  4. Step 4: Simplify right side
    10,894.07x = 117,864,106.34
  5. Step 5: Solve for x
    x = 117,864,106.34/10,894.07
  6. Step 6: Final answer
    x = 10,819.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.