Home / 7,606.89-11,411.25-2,925.81

Finding the Fourth Proportional to 7,606.89, 11,411.25 and 2,925.81

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Solution

The fourth proportional to 7,606.89, 11,411.25 and 2,925.81 is: 4,389.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,606.89 : 11,411.25 = 2,925.81 : x
  2. Step 2: Convert to fraction form
    7,606.89/11,411.25 = 2,925.81/x
  3. Step 3: Cross multiply
    7,606.89x = 11,411.25 × 2,925.81
  4. Step 4: Simplify right side
    7,606.89x = 33,387,149.36
  5. Step 5: Solve for x
    x = 33,387,149.36/7,606.89
  6. Step 6: Final answer
    x = 4,389.07

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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.