Home / 7,867.07-11,800.60-3,250.19

Finding the Fourth Proportional to 7,867.07, 11,800.60 and 3,250.19

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Solution

The fourth proportional to 7,867.07, 11,800.60 and 3,250.19 is: 4,875.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,867.07 : 11,800.60 = 3,250.19 : x
  2. Step 2: Convert to fraction form
    7,867.07/11,800.60 = 3,250.19/x
  3. Step 3: Cross multiply
    7,867.07x = 11,800.60 × 3,250.19
  4. Step 4: Simplify right side
    7,867.07x = 38,354,116.86
  5. Step 5: Solve for x
    x = 38,354,116.86/7,867.07
  6. Step 6: Final answer
    x = 4,875.28

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1.5x scale

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.