Home / 6,484.41-9,726.48-2,101.86

Finding the Fourth Proportional to 6,484.41, 9,726.48 and 2,101.86

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Solution

The fourth proportional to 6,484.41, 9,726.48 and 2,101.86 is: 3,152.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,484.41 : 9,726.48 = 2,101.86 : x
  2. Step 2: Convert to fraction form
    6,484.41/9,726.48 = 2,101.86/x
  3. Step 3: Cross multiply
    6,484.41x = 9,726.48 × 2,101.86
  4. Step 4: Simplify right side
    6,484.41x = 20,443,699.25
  5. Step 5: Solve for x
    x = 20,443,699.25/6,484.41
  6. Step 6: Final answer
    x = 3,152.75

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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.