Home / 8,365.23-12,539.06-2,816.66

Finding the Fourth Proportional to 8,365.23, 12,539.06 and 2,816.66

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Solution

The fourth proportional to 8,365.23, 12,539.06 and 2,816.66 is: 4,222.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,365.23 : 12,539.06 = 2,816.66 : x
  2. Step 2: Convert to fraction form
    8,365.23/12,539.06 = 2,816.66/x
  3. Step 3: Cross multiply
    8,365.23x = 12,539.06 × 2,816.66
  4. Step 4: Simplify right side
    8,365.23x = 35,318,191.96
  5. Step 5: Solve for x
    x = 35,318,191.96/8,365.23
  6. Step 6: Final answer
    x = 4,222.02

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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.