Home / 7,164.27-10,714.41-5,386.68

Finding the Fourth Proportional to 7,164.27, 10,714.41 and 5,386.68

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Solution

The fourth proportional to 7,164.27, 10,714.41 and 5,386.68 is: 8,055.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,164.27 : 10,714.41 = 5,386.68 : x
  2. Step 2: Convert to fraction form
    7,164.27/10,714.41 = 5,386.68/x
  3. Step 3: Cross multiply
    7,164.27x = 10,714.41 × 5,386.68
  4. Step 4: Simplify right side
    7,164.27x = 57,715,098.06
  5. Step 5: Solve for x
    x = 57,715,098.06/7,164.27
  6. Step 6: Final answer
    x = 8,055.96

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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.