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Finding the Fourth Proportional to 7,622.46, 11,434.46 and 2,357.24

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Solution

The fourth proportional to 7,622.46, 11,434.46 and 2,357.24 is: 3,536.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,622.46 : 11,434.46 = 2,357.24 : x
  2. Step 2: Convert to fraction form
    7,622.46/11,434.46 = 2,357.24/x
  3. Step 3: Cross multiply
    7,622.46x = 11,434.46 × 2,357.24
  4. Step 4: Simplify right side
    7,622.46x = 26,953,697.53
  5. Step 5: Solve for x
    x = 26,953,697.53/7,622.46
  6. Step 6: Final answer
    x = 3,536.09

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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.