Home / 7,412.60-11,117.94-2,795

Finding the Fourth Proportional to 7,412.60, 11,117.94 and 2,795

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Solution

The fourth proportional to 7,412.60, 11,117.94 and 2,795 is: 4,192.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,412.60 : 11,117.94 = 2,795 : x
  2. Step 2: Convert to fraction form
    7,412.60/11,117.94 = 2,795/x
  3. Step 3: Cross multiply
    7,412.60x = 11,117.94 × 2,795
  4. Step 4: Simplify right side
    7,412.60x = 31,074,642.30
  5. Step 5: Solve for x
    x = 31,074,642.30/7,412.60
  6. Step 6: Final answer
    x = 4,192.14

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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.