Home / 7,174.44-9,901.58-4,030.62

Finding the Fourth Proportional to 7,174.44, 9,901.58 and 4,030.62

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Solution

The fourth proportional to 7,174.44, 9,901.58 and 4,030.62 is: 5,562.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,174.44 : 9,901.58 = 4,030.62 : x
  2. Step 2: Convert to fraction form
    7,174.44/9,901.58 = 4,030.62/x
  3. Step 3: Cross multiply
    7,174.44x = 9,901.58 × 4,030.62
  4. Step 4: Simplify right side
    7,174.44x = 39,909,486.23
  5. Step 5: Solve for x
    x = 39,909,486.23/7,174.44
  6. Step 6: Final answer
    x = 5,562.73

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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.