Home / 2,751.40-4,124.94-1,883.08

Finding the Fourth Proportional to 2,751.40, 4,124.94 and 1,883.08

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Solution

The fourth proportional to 2,751.40, 4,124.94 and 1,883.08 is: 2,823.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,751.40 : 4,124.94 = 1,883.08 : x
  2. Step 2: Convert to fraction form
    2,751.40/4,124.94 = 1,883.08/x
  3. Step 3: Cross multiply
    2,751.40x = 4,124.94 × 1,883.08
  4. Step 4: Simplify right side
    2,751.40x = 7,767,592.02
  5. Step 5: Solve for x
    x = 7,767,592.02/2,751.40
  6. Step 6: Final answer
    x = 2,823.14

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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.