Home / 8,410.53-11,614.39-5,272.19

Finding the Fourth Proportional to 8,410.53, 11,614.39 and 5,272.19

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Solution

The fourth proportional to 8,410.53, 11,614.39 and 5,272.19 is: 7,280.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,410.53 : 11,614.39 = 5,272.19 : x
  2. Step 2: Convert to fraction form
    8,410.53/11,614.39 = 5,272.19/x
  3. Step 3: Cross multiply
    8,410.53x = 11,614.39 × 5,272.19
  4. Step 4: Simplify right side
    8,410.53x = 61,233,243.12
  5. Step 5: Solve for x
    x = 61,233,243.12/8,410.53
  6. Step 6: Final answer
    x = 7,280.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.