Home / 7,474.52-11,209.76-3,090.94

Finding the Fourth Proportional to 7,474.52, 11,209.76 and 3,090.94

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Solution

The fourth proportional to 7,474.52, 11,209.76 and 3,090.94 is: 4,635.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,474.52 : 11,209.76 = 3,090.94 : x
  2. Step 2: Convert to fraction form
    7,474.52/11,209.76 = 3,090.94/x
  3. Step 3: Cross multiply
    7,474.52x = 11,209.76 × 3,090.94
  4. Step 4: Simplify right side
    7,474.52x = 34,648,695.57
  5. Step 5: Solve for x
    x = 34,648,695.57/7,474.52
  6. Step 6: Final answer
    x = 4,635.57

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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.