Home / 6,403.03-8,836.83-3,570.86

Finding the Fourth Proportional to 6,403.03, 8,836.83 and 3,570.86

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Solution

The fourth proportional to 6,403.03, 8,836.83 and 3,570.86 is: 4,928.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,403.03 : 8,836.83 = 3,570.86 : x
  2. Step 2: Convert to fraction form
    6,403.03/8,836.83 = 3,570.86/x
  3. Step 3: Cross multiply
    6,403.03x = 8,836.83 × 3,570.86
  4. Step 4: Simplify right side
    6,403.03x = 31,555,104.87
  5. Step 5: Solve for x
    x = 31,555,104.87/6,403.03
  6. Step 6: Final answer
    x = 4,928.15

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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.