Home / 4,547.88-6,821.82-1,260.98

Finding the Fourth Proportional to 4,547.88, 6,821.82 and 1,260.98

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Solution

The fourth proportional to 4,547.88, 6,821.82 and 1,260.98 is: 1,891.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,547.88 : 6,821.82 = 1,260.98 : x
  2. Step 2: Convert to fraction form
    4,547.88/6,821.82 = 1,260.98/x
  3. Step 3: Cross multiply
    4,547.88x = 6,821.82 × 1,260.98
  4. Step 4: Simplify right side
    4,547.88x = 8,602,178.58
  5. Step 5: Solve for x
    x = 8,602,178.58/4,547.88
  6. Step 6: Final answer
    x = 1,891.47

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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.