Home / 4,077.99-6,112.13-2,838.69

Finding the Fourth Proportional to 4,077.99, 6,112.13 and 2,838.69

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Solution

The fourth proportional to 4,077.99, 6,112.13 and 2,838.69 is: 4,254.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077.99 : 6,112.13 = 2,838.69 : x
  2. Step 2: Convert to fraction form
    4,077.99/6,112.13 = 2,838.69/x
  3. Step 3: Cross multiply
    4,077.99x = 6,112.13 × 2,838.69
  4. Step 4: Simplify right side
    4,077.99x = 17,350,428.12
  5. Step 5: Solve for x
    x = 17,350,428.12/4,077.99
  6. Step 6: Final answer
    x = 4,254.65

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1.5x scale

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.