Home / 2,763.84-4,145.82-1,031.52

Finding the Fourth Proportional to 2,763.84, 4,145.82 and 1,031.52

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Solution

The fourth proportional to 2,763.84, 4,145.82 and 1,031.52 is: 1,547.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,763.84 : 4,145.82 = 1,031.52 : x
  2. Step 2: Convert to fraction form
    2,763.84/4,145.82 = 1,031.52/x
  3. Step 3: Cross multiply
    2,763.84x = 4,145.82 × 1,031.52
  4. Step 4: Simplify right side
    2,763.84x = 4,276,496.25
  5. Step 5: Solve for x
    x = 4,276,496.25/2,763.84
  6. Step 6: Final answer
    x = 1,547.30

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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.