Home / 2,838.99-3,918.66-1,844.34

Finding the Fourth Proportional to 2,838.99, 3,918.66 and 1,844.34

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Solution

The fourth proportional to 2,838.99, 3,918.66 and 1,844.34 is: 2,545.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,838.99 : 3,918.66 = 1,844.34 : x
  2. Step 2: Convert to fraction form
    2,838.99/3,918.66 = 1,844.34/x
  3. Step 3: Cross multiply
    2,838.99x = 3,918.66 × 1,844.34
  4. Step 4: Simplify right side
    2,838.99x = 7,227,341.38
  5. Step 5: Solve for x
    x = 7,227,341.38/2,838.99
  6. Step 6: Final answer
    x = 2,545.74

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1.5x scale

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.