Home / 6,501.31-8,972.16-3,669.68

Finding the Fourth Proportional to 6,501.31, 8,972.16 and 3,669.68

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Solution

The fourth proportional to 6,501.31, 8,972.16 and 3,669.68 is: 5,064.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,501.31 : 8,972.16 = 3,669.68 : x
  2. Step 2: Convert to fraction form
    6,501.31/8,972.16 = 3,669.68/x
  3. Step 3: Cross multiply
    6,501.31x = 8,972.16 × 3,669.68
  4. Step 4: Simplify right side
    6,501.31x = 32,924,956.11
  5. Step 5: Solve for x
    x = 32,924,956.11/6,501.31
  6. Step 6: Final answer
    x = 5,064.36

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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.