Home / 8,925.83-13,388.67-2,685.81

Finding the Fourth Proportional to 8,925.83, 13,388.67 and 2,685.81

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Solution

The fourth proportional to 8,925.83, 13,388.67 and 2,685.81 is: 4,028.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,925.83 : 13,388.67 = 2,685.81 : x
  2. Step 2: Convert to fraction form
    8,925.83/13,388.67 = 2,685.81/x
  3. Step 3: Cross multiply
    8,925.83x = 13,388.67 × 2,685.81
  4. Step 4: Simplify right side
    8,925.83x = 35,959,423.77
  5. Step 5: Solve for x
    x = 35,959,423.77/8,925.83
  6. Step 6: Final answer
    x = 4,028.69

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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.