Home / 7,343.57-11,015.37-5,162.06

Finding the Fourth Proportional to 7,343.57, 11,015.37 and 5,162.06

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Solution

The fourth proportional to 7,343.57, 11,015.37 and 5,162.06 is: 7,743.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,343.57 : 11,015.37 = 5,162.06 : x
  2. Step 2: Convert to fraction form
    7,343.57/11,015.37 = 5,162.06/x
  3. Step 3: Cross multiply
    7,343.57x = 11,015.37 × 5,162.06
  4. Step 4: Simplify right side
    7,343.57x = 56,862,000.86
  5. Step 5: Solve for x
    x = 56,862,000.86/7,343.57
  6. Step 6: Final answer
    x = 7,743.10

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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.