Home / 7,637.74-11,456.96-2,090.96

Finding the Fourth Proportional to 7,637.74, 11,456.96 and 2,090.96

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Solution

The fourth proportional to 7,637.74, 11,456.96 and 2,090.96 is: 3,136.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,637.74 : 11,456.96 = 2,090.96 : x
  2. Step 2: Convert to fraction form
    7,637.74/11,456.96 = 2,090.96/x
  3. Step 3: Cross multiply
    7,637.74x = 11,456.96 × 2,090.96
  4. Step 4: Simplify right side
    7,637.74x = 23,956,045.08
  5. Step 5: Solve for x
    x = 23,956,045.08/7,637.74
  6. Step 6: Final answer
    x = 3,136.54

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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.