Home / 6,637.32-9,956.00-2,688.65

Finding the Fourth Proportional to 6,637.32, 9,956.00 and 2,688.65

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Solution

The fourth proportional to 6,637.32, 9,956.00 and 2,688.65 is: 4,032.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,637.32 : 9,956.00 = 2,688.65 : x
  2. Step 2: Convert to fraction form
    6,637.32/9,956.00 = 2,688.65/x
  3. Step 3: Cross multiply
    6,637.32x = 9,956.00 × 2,688.65
  4. Step 4: Simplify right side
    6,637.32x = 26,768,183.60
  5. Step 5: Solve for x
    x = 26,768,183.60/6,637.32
  6. Step 6: Final answer
    x = 4,032.98

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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.