Home / 9,403.80-12,977.33-5,867.07

Finding the Fourth Proportional to 9,403.80, 12,977.33 and 5,867.07

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Solution

The fourth proportional to 9,403.80, 12,977.33 and 5,867.07 is: 8,096.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,403.80 : 12,977.33 = 5,867.07 : x
  2. Step 2: Convert to fraction form
    9,403.80/12,977.33 = 5,867.07/x
  3. Step 3: Cross multiply
    9,403.80x = 12,977.33 × 5,867.07
  4. Step 4: Simplify right side
    9,403.80x = 76,138,874.19
  5. Step 5: Solve for x
    x = 76,138,874.19/9,403.80
  6. Step 6: Final answer
    x = 8,096.61

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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.