Home / 9,260.86-12,766.68-6,603.66

Finding the Fourth Proportional to 9,260.86, 12,766.68 and 6,603.66

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Solution

The fourth proportional to 9,260.86, 12,766.68 and 6,603.66 is: 9,103.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,260.86 : 12,766.68 = 6,603.66 : x
  2. Step 2: Convert to fraction form
    9,260.86/12,766.68 = 6,603.66/x
  3. Step 3: Cross multiply
    9,260.86x = 12,766.68 × 6,603.66
  4. Step 4: Simplify right side
    9,260.86x = 84,306,814.05
  5. Step 5: Solve for x
    x = 84,306,814.05/9,260.86
  6. Step 6: Final answer
    x = 9,103.56

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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.