Home / 8,567.52-11,815.92-6,582.96

Finding the Fourth Proportional to 8,567.52, 11,815.92 and 6,582.96

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Solution

The fourth proportional to 8,567.52, 11,815.92 and 6,582.96 is: 9,078.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,567.52 : 11,815.92 = 6,582.96 : x
  2. Step 2: Convert to fraction form
    8,567.52/11,815.92 = 6,582.96/x
  3. Step 3: Cross multiply
    8,567.52x = 11,815.92 × 6,582.96
  4. Step 4: Simplify right side
    8,567.52x = 77,783,728.72
  5. Step 5: Solve for x
    x = 77,783,728.72/8,567.52
  6. Step 6: Final answer
    x = 9,078.91

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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.