Home / 7,343.79-11,016.90-2,412.34

Finding the Fourth Proportional to 7,343.79, 11,016.90 and 2,412.34

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Solution

The fourth proportional to 7,343.79, 11,016.90 and 2,412.34 is: 3,618.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,343.79 : 11,016.90 = 2,412.34 : x
  2. Step 2: Convert to fraction form
    7,343.79/11,016.90 = 2,412.34/x
  3. Step 3: Cross multiply
    7,343.79x = 11,016.90 × 2,412.34
  4. Step 4: Simplify right side
    7,343.79x = 26,576,508.55
  5. Step 5: Solve for x
    x = 26,576,508.55/7,343.79
  6. Step 6: Final answer
    x = 3,618.91

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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.