Home / 1,872.08-2,583.56-1,043.92

Finding the Fourth Proportional to 1,872.08, 2,583.56 and 1,043.92

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Solution

The fourth proportional to 1,872.08, 2,583.56 and 1,043.92 is: 1,440.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872.08 : 2,583.56 = 1,043.92 : x
  2. Step 2: Convert to fraction form
    1,872.08/2,583.56 = 1,043.92/x
  3. Step 3: Cross multiply
    1,872.08x = 2,583.56 × 1,043.92
  4. Step 4: Simplify right side
    1,872.08x = 2,697,029.96
  5. Step 5: Solve for x
    x = 2,697,029.96/1,872.08
  6. Step 6: Final answer
    x = 1,440.66

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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.