Home / 2,474.38-3,708.90-1,239.34

Finding the Fourth Proportional to 2,474.38, 3,708.90 and 1,239.34

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Solution

The fourth proportional to 2,474.38, 3,708.90 and 1,239.34 is: 1,857.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,474.38 : 3,708.90 = 1,239.34 : x
  2. Step 2: Convert to fraction form
    2,474.38/3,708.90 = 1,239.34/x
  3. Step 3: Cross multiply
    2,474.38x = 3,708.90 × 1,239.34
  4. Step 4: Simplify right side
    2,474.38x = 4,596,588.13
  5. Step 5: Solve for x
    x = 4,596,588.13/2,474.38
  6. Step 6: Final answer
    x = 1,857.67

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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.