Home / 5,775.30-7,967.70-3,536.28

Finding the Fourth Proportional to 5,775.30, 7,967.70 and 3,536.28

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Solution

The fourth proportional to 5,775.30, 7,967.70 and 3,536.28 is: 4,878.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,775.30 : 7,967.70 = 3,536.28 : x
  2. Step 2: Convert to fraction form
    5,775.30/7,967.70 = 3,536.28/x
  3. Step 3: Cross multiply
    5,775.30x = 7,967.70 × 3,536.28
  4. Step 4: Simplify right side
    5,775.30x = 28,176,018.16
  5. Step 5: Solve for x
    x = 28,176,018.16/5,775.30
  6. Step 6: Final answer
    x = 4,878.71

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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.