Home / 5,775.68-7,970.91-3,257.66

Finding the Fourth Proportional to 5,775.68, 7,970.91 and 3,257.66

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Solution

The fourth proportional to 5,775.68, 7,970.91 and 3,257.66 is: 4,495.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,775.68 : 7,970.91 = 3,257.66 : x
  2. Step 2: Convert to fraction form
    5,775.68/7,970.91 = 3,257.66/x
  3. Step 3: Cross multiply
    5,775.68x = 7,970.91 × 3,257.66
  4. Step 4: Simplify right side
    5,775.68x = 25,966,514.67
  5. Step 5: Solve for x
    x = 25,966,514.67/5,775.68
  6. Step 6: Final answer
    x = 4,495.84

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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.