Home / 8,453.32-12,667.58-4,762.68

Finding the Fourth Proportional to 8,453.32, 12,667.58 and 4,762.68

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Solution

The fourth proportional to 8,453.32, 12,667.58 and 4,762.68 is: 7,137.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,453.32 : 12,667.58 = 4,762.68 : x
  2. Step 2: Convert to fraction form
    8,453.32/12,667.58 = 4,762.68/x
  3. Step 3: Cross multiply
    8,453.32x = 12,667.58 × 4,762.68
  4. Step 4: Simplify right side
    8,453.32x = 60,331,629.91
  5. Step 5: Solve for x
    x = 60,331,629.91/8,453.32
  6. Step 6: Final answer
    x = 7,137.03

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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.