Home / 10,868.92-16,303.38-3,076.72

Finding the Fourth Proportional to 10,868.92, 16,303.38 and 3,076.72

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Solution

The fourth proportional to 10,868.92, 16,303.38 and 3,076.72 is: 4,615.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,868.92 : 16,303.38 = 3,076.72 : x
  2. Step 2: Convert to fraction form
    10,868.92/16,303.38 = 3,076.72/x
  3. Step 3: Cross multiply
    10,868.92x = 16,303.38 × 3,076.72
  4. Step 4: Simplify right side
    10,868.92x = 50,160,935.31
  5. Step 5: Solve for x
    x = 50,160,935.31/10,868.92
  6. Step 6: Final answer
    x = 4,615.08

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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.