Home / 7,408.32-10,218.48-4,758.96

Finding the Fourth Proportional to 7,408.32, 10,218.48 and 4,758.96

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Solution

The fourth proportional to 7,408.32, 10,218.48 and 4,758.96 is: 6,564.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,408.32 : 10,218.48 = 4,758.96 : x
  2. Step 2: Convert to fraction form
    7,408.32/10,218.48 = 4,758.96/x
  3. Step 3: Cross multiply
    7,408.32x = 10,218.48 × 4,758.96
  4. Step 4: Simplify right side
    7,408.32x = 48,629,337.58
  5. Step 5: Solve for x
    x = 48,629,337.58/7,408.32
  6. Step 6: Final answer
    x = 6,564.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.