Home / 11,152.93-15,392.33-6,676.68

Finding the Fourth Proportional to 11,152.93, 15,392.33 and 6,676.68

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Solution

The fourth proportional to 11,152.93, 15,392.33 and 6,676.68 is: 9,214.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,152.93 : 15,392.33 = 6,676.68 : x
  2. Step 2: Convert to fraction form
    11,152.93/15,392.33 = 6,676.68/x
  3. Step 3: Cross multiply
    11,152.93x = 15,392.33 × 6,676.68
  4. Step 4: Simplify right side
    11,152.93x = 102,769,677.34
  5. Step 5: Solve for x
    x = 102,769,677.34/11,152.93
  6. Step 6: Final answer
    x = 9,214.59

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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.