Home / 8,784.59-13,176.81-3,586.82

Finding the Fourth Proportional to 8,784.59, 13,176.81 and 3,586.82

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Solution

The fourth proportional to 8,784.59, 13,176.81 and 3,586.82 is: 5,380.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,784.59 : 13,176.81 = 3,586.82 : x
  2. Step 2: Convert to fraction form
    8,784.59/13,176.81 = 3,586.82/x
  3. Step 3: Cross multiply
    8,784.59x = 13,176.81 × 3,586.82
  4. Step 4: Simplify right side
    8,784.59x = 47,262,779.76
  5. Step 5: Solve for x
    x = 47,262,779.76/8,784.59
  6. Step 6: Final answer
    x = 5,380.19

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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.