Home / 8,458.56-11,674.26-5,812.02

Finding the Fourth Proportional to 8,458.56, 11,674.26 and 5,812.02

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Solution

The fourth proportional to 8,458.56, 11,674.26 and 5,812.02 is: 8,021.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,458.56 : 11,674.26 = 5,812.02 : x
  2. Step 2: Convert to fraction form
    8,458.56/11,674.26 = 5,812.02/x
  3. Step 3: Cross multiply
    8,458.56x = 11,674.26 × 5,812.02
  4. Step 4: Simplify right side
    8,458.56x = 67,851,032.61
  5. Step 5: Solve for x
    x = 67,851,032.61/8,458.56
  6. Step 6: Final answer
    x = 8,021.58

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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.