Home / 4,760.14-7,139.48-1,838.08

Finding the Fourth Proportional to 4,760.14, 7,139.48 and 1,838.08

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Solution

The fourth proportional to 4,760.14, 7,139.48 and 1,838.08 is: 2,756.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,760.14 : 7,139.48 = 1,838.08 : x
  2. Step 2: Convert to fraction form
    4,760.14/7,139.48 = 1,838.08/x
  3. Step 3: Cross multiply
    4,760.14x = 7,139.48 × 1,838.08
  4. Step 4: Simplify right side
    4,760.14x = 13,122,935.40
  5. Step 5: Solve for x
    x = 13,122,935.40/4,760.14
  6. Step 6: Final answer
    x = 2,756.84

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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.