Home / 10,924.35-16,386.53-6,761.76

Finding the Fourth Proportional to 10,924.35, 16,386.53 and 6,761.76

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Solution

The fourth proportional to 10,924.35, 16,386.53 and 6,761.76 is: 10,142.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,924.35 : 16,386.53 = 6,761.76 : x
  2. Step 2: Convert to fraction form
    10,924.35/16,386.53 = 6,761.76/x
  3. Step 3: Cross multiply
    10,924.35x = 16,386.53 × 6,761.76
  4. Step 4: Simplify right side
    10,924.35x = 110,801,749.28
  5. Step 5: Solve for x
    x = 110,801,749.28/10,924.35
  6. Step 6: Final answer
    x = 10,142.64

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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.