Home / 6,403.00-8,836.11-3,570.41

Finding the Fourth Proportional to 6,403.00, 8,836.11 and 3,570.41

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Solution

The fourth proportional to 6,403.00, 8,836.11 and 3,570.41 is: 4,927.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,403.00 : 8,836.11 = 3,570.41 : x
  2. Step 2: Convert to fraction form
    6,403.00/8,836.11 = 3,570.41/x
  3. Step 3: Cross multiply
    6,403.00x = 8,836.11 × 3,570.41
  4. Step 4: Simplify right side
    6,403.00x = 31,548,535.13
  5. Step 5: Solve for x
    x = 31,548,535.13/6,403.00
  6. Step 6: Final answer
    x = 4,927.15

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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.