Home / 6,419.76-9,635.13-4,575.39

Finding the Fourth Proportional to 6,419.76, 9,635.13 and 4,575.39

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Solution

The fourth proportional to 6,419.76, 9,635.13 and 4,575.39 is: 6,867.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,419.76 : 9,635.13 = 4,575.39 : x
  2. Step 2: Convert to fraction form
    6,419.76/9,635.13 = 4,575.39/x
  3. Step 3: Cross multiply
    6,419.76x = 9,635.13 × 4,575.39
  4. Step 4: Simplify right side
    6,419.76x = 44,084,477.45
  5. Step 5: Solve for x
    x = 44,084,477.45/6,419.76
  6. Step 6: Final answer
    x = 6,867.00

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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.