Home / 6,446-8,895.48-3,652.40

Finding the Fourth Proportional to 6,446, 8,895.48 and 3,652.40

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Solution

The fourth proportional to 6,446, 8,895.48 and 3,652.40 is: 5,040.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,446 : 8,895.48 = 3,652.40 : x
  2. Step 2: Convert to fraction form
    6,446/8,895.48 = 3,652.40/x
  3. Step 3: Cross multiply
    6,446x = 8,895.48 × 3,652.40
  4. Step 4: Simplify right side
    6,446x = 32,489,851.15
  5. Step 5: Solve for x
    x = 32,489,851.15/6,446
  6. Step 6: Final answer
    x = 5,040.31

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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.