Home / 7,373.38-10,174.65-4,228.90

Finding the Fourth Proportional to 7,373.38, 10,174.65 and 4,228.90

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Solution

The fourth proportional to 7,373.38, 10,174.65 and 4,228.90 is: 5,835.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,373.38 : 10,174.65 = 4,228.90 : x
  2. Step 2: Convert to fraction form
    7,373.38/10,174.65 = 4,228.90/x
  3. Step 3: Cross multiply
    7,373.38x = 10,174.65 × 4,228.90
  4. Step 4: Simplify right side
    7,373.38x = 43,027,577.39
  5. Step 5: Solve for x
    x = 43,027,577.39/7,373.38
  6. Step 6: Final answer
    x = 5,835.53

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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.