Home / 4,377.57-6,566.30-1,257.60

Finding the Fourth Proportional to 4,377.57, 6,566.30 and 1,257.60

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Solution

The fourth proportional to 4,377.57, 6,566.30 and 1,257.60 is: 1,886.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,377.57 : 6,566.30 = 1,257.60 : x
  2. Step 2: Convert to fraction form
    4,377.57/6,566.30 = 1,257.60/x
  3. Step 3: Cross multiply
    4,377.57x = 6,566.30 × 1,257.60
  4. Step 4: Simplify right side
    4,377.57x = 8,257,788.77
  5. Step 5: Solve for x
    x = 8,257,788.77/4,377.57
  6. Step 6: Final answer
    x = 1,886.39

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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.