Home / 10,529.09-15,793.58-2,631.57

Finding the Fourth Proportional to 10,529.09, 15,793.58 and 2,631.57

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Solution

The fourth proportional to 10,529.09, 15,793.58 and 2,631.57 is: 3,947.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,529.09 : 15,793.58 = 2,631.57 : x
  2. Step 2: Convert to fraction form
    10,529.09/15,793.58 = 2,631.57/x
  3. Step 3: Cross multiply
    10,529.09x = 15,793.58 × 2,631.57
  4. Step 4: Simplify right side
    10,529.09x = 41,561,868.55
  5. Step 5: Solve for x
    x = 41,561,868.55/10,529.09
  6. Step 6: Final answer
    x = 3,947.34

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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.