Home / 2,838.75-4,254.52-1,277.08

Finding the Fourth Proportional to 2,838.75, 4,254.52 and 1,277.08

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Solution

The fourth proportional to 2,838.75, 4,254.52 and 1,277.08 is: 1,914.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,838.75 : 4,254.52 = 1,277.08 : x
  2. Step 2: Convert to fraction form
    2,838.75/4,254.52 = 1,277.08/x
  3. Step 3: Cross multiply
    2,838.75x = 4,254.52 × 1,277.08
  4. Step 4: Simplify right side
    2,838.75x = 5,433,362.40
  5. Step 5: Solve for x
    x = 5,433,362.40/2,838.75
  6. Step 6: Final answer
    x = 1,914.00

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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.