Home / 8,453.46-12,666.24-2,903.75

Finding the Fourth Proportional to 8,453.46, 12,666.24 and 2,903.75

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Solution

The fourth proportional to 8,453.46, 12,666.24 and 2,903.75 is: 4,350.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,453.46 : 12,666.24 = 2,903.75 : x
  2. Step 2: Convert to fraction form
    8,453.46/12,666.24 = 2,903.75/x
  3. Step 3: Cross multiply
    8,453.46x = 12,666.24 × 2,903.75
  4. Step 4: Simplify right side
    8,453.46x = 36,779,578.57
  5. Step 5: Solve for x
    x = 36,779,578.57/8,453.46
  6. Step 6: Final answer
    x = 4,350.83

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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.