Home / 6,408.48-9,606.96-2,515.68

Finding the Fourth Proportional to 6,408.48, 9,606.96 and 2,515.68

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Solution

The fourth proportional to 6,408.48, 9,606.96 and 2,515.68 is: 3,771.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,408.48 : 9,606.96 = 2,515.68 : x
  2. Step 2: Convert to fraction form
    6,408.48/9,606.96 = 2,515.68/x
  3. Step 3: Cross multiply
    6,408.48x = 9,606.96 × 2,515.68
  4. Step 4: Simplify right side
    6,408.48x = 24,168,037.13
  5. Step 5: Solve for x
    x = 24,168,037.13/6,408.48
  6. Step 6: Final answer
    x = 3,771.26

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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.