Home / 7,416.26-11,111.52-5,214.68

Finding the Fourth Proportional to 7,416.26, 11,111.52 and 5,214.68

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Solution

The fourth proportional to 7,416.26, 11,111.52 and 5,214.68 is: 7,812.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,416.26 : 11,111.52 = 5,214.68 : x
  2. Step 2: Convert to fraction form
    7,416.26/11,111.52 = 5,214.68/x
  3. Step 3: Cross multiply
    7,416.26x = 11,111.52 × 5,214.68
  4. Step 4: Simplify right side
    7,416.26x = 57,943,021.11
  5. Step 5: Solve for x
    x = 57,943,021.11/7,416.26
  6. Step 6: Final answer
    x = 7,812.97

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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.