Home / 10,953.96-16,432.74-3,556.86

Finding the Fourth Proportional to 10,953.96, 16,432.74 and 3,556.86

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Solution

The fourth proportional to 10,953.96, 16,432.74 and 3,556.86 is: 5,335.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,953.96 : 16,432.74 = 3,556.86 : x
  2. Step 2: Convert to fraction form
    10,953.96/16,432.74 = 3,556.86/x
  3. Step 3: Cross multiply
    10,953.96x = 16,432.74 × 3,556.86
  4. Step 4: Simplify right side
    10,953.96x = 58,448,955.60
  5. Step 5: Solve for x
    x = 58,448,955.60/10,953.96
  6. Step 6: Final answer
    x = 5,335.87

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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.