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Finding the Fourth Proportional to 7,508.70, 10,361.67 and 4,364.70

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Solution

The fourth proportional to 7,508.70, 10,361.67 and 4,364.70 is: 6,023.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,508.70 : 10,361.67 = 4,364.70 : x
  2. Step 2: Convert to fraction form
    7,508.70/10,361.67 = 4,364.70/x
  3. Step 3: Cross multiply
    7,508.70x = 10,361.67 × 4,364.70
  4. Step 4: Simplify right side
    7,508.70x = 45,225,581.05
  5. Step 5: Solve for x
    x = 45,225,581.05/7,508.70
  6. Step 6: Final answer
    x = 6,023.09

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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.