Home / 9,409.86-13,002.53-6,752.66

Finding the Fourth Proportional to 9,409.86, 13,002.53 and 6,752.66

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Solution

The fourth proportional to 9,409.86, 13,002.53 and 6,752.66 is: 9,330.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,409.86 : 13,002.53 = 6,752.66 : x
  2. Step 2: Convert to fraction form
    9,409.86/13,002.53 = 6,752.66/x
  3. Step 3: Cross multiply
    9,409.86x = 13,002.53 × 6,752.66
  4. Step 4: Simplify right side
    9,409.86x = 87,801,565.45
  5. Step 5: Solve for x
    x = 87,801,565.45/9,409.86
  6. Step 6: Final answer
    x = 9,330.80

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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.