Home / 10,606.15-15,900.90-4,758.67

Finding the Fourth Proportional to 10,606.15, 15,900.90 and 4,758.67

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Solution

The fourth proportional to 10,606.15, 15,900.90 and 4,758.67 is: 7,134.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,606.15 : 15,900.90 = 4,758.67 : x
  2. Step 2: Convert to fraction form
    10,606.15/15,900.90 = 4,758.67/x
  3. Step 3: Cross multiply
    10,606.15x = 15,900.90 × 4,758.67
  4. Step 4: Simplify right side
    10,606.15x = 75,667,135.80
  5. Step 5: Solve for x
    x = 75,667,135.80/10,606.15
  6. Step 6: Final answer
    x = 7,134.27

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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.