Home / 8,559.30-11,811.24-4,730.77

Finding the Fourth Proportional to 8,559.30, 11,811.24 and 4,730.77

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Solution

The fourth proportional to 8,559.30, 11,811.24 and 4,730.77 is: 6,528.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,559.30 : 11,811.24 = 4,730.77 : x
  2. Step 2: Convert to fraction form
    8,559.30/11,811.24 = 4,730.77/x
  3. Step 3: Cross multiply
    8,559.30x = 11,811.24 × 4,730.77
  4. Step 4: Simplify right side
    8,559.30x = 55,876,259.85
  5. Step 5: Solve for x
    x = 55,876,259.85/8,559.30
  6. Step 6: Final answer
    x = 6,528.13

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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.