Home / 7,522.56-10,381.92-4,651.68

Finding the Fourth Proportional to 7,522.56, 10,381.92 and 4,651.68

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Solution

The fourth proportional to 7,522.56, 10,381.92 and 4,651.68 is: 6,419.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,522.56 : 10,381.92 = 4,651.68 : x
  2. Step 2: Convert to fraction form
    7,522.56/10,381.92 = 4,651.68/x
  3. Step 3: Cross multiply
    7,522.56x = 10,381.92 × 4,651.68
  4. Step 4: Simplify right side
    7,522.56x = 48,293,369.63
  5. Step 5: Solve for x
    x = 48,293,369.63/7,522.56
  6. Step 6: Final answer
    x = 6,419.81

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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.