Home / 7,385.14-11,051.70-4,613.12

Finding the Fourth Proportional to 7,385.14, 11,051.70 and 4,613.12

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Solution

The fourth proportional to 7,385.14, 11,051.70 and 4,613.12 is: 6,903.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,385.14 : 11,051.70 = 4,613.12 : x
  2. Step 2: Convert to fraction form
    7,385.14/11,051.70 = 4,613.12/x
  3. Step 3: Cross multiply
    7,385.14x = 11,051.70 × 4,613.12
  4. Step 4: Simplify right side
    7,385.14x = 50,982,763.05
  5. Step 5: Solve for x
    x = 50,982,763.05/7,385.14
  6. Step 6: Final answer
    x = 6,903.43

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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.