Home / 2,110.45-2,913.64-1,876.88

Finding the Fourth Proportional to 2,110.45, 2,913.64 and 1,876.88

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Solution

The fourth proportional to 2,110.45, 2,913.64 and 1,876.88 is: 2,591.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.45 : 2,913.64 = 1,876.88 : x
  2. Step 2: Convert to fraction form
    2,110.45/2,913.64 = 1,876.88/x
  3. Step 3: Cross multiply
    2,110.45x = 2,913.64 × 1,876.88
  4. Step 4: Simplify right side
    2,110.45x = 5,468,547.04
  5. Step 5: Solve for x
    x = 5,468,547.04/2,110.45
  6. Step 6: Final answer
    x = 2,591.18

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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.