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Finding the Fourth Proportional to 8,332.58, 12,485.02 and 5,862.22

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Solution

The fourth proportional to 8,332.58, 12,485.02 and 5,862.22 is: 8,783.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,332.58 : 12,485.02 = 5,862.22 : x
  2. Step 2: Convert to fraction form
    8,332.58/12,485.02 = 5,862.22/x
  3. Step 3: Cross multiply
    8,332.58x = 12,485.02 × 5,862.22
  4. Step 4: Simplify right side
    8,332.58x = 73,189,933.94
  5. Step 5: Solve for x
    x = 73,189,933.94/8,332.58
  6. Step 6: Final answer
    x = 8,783.59

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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.