Home / 5,765.36-7,956.60-3,281.36

Finding the Fourth Proportional to 5,765.36, 7,956.60 and 3,281.36

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Solution

The fourth proportional to 5,765.36, 7,956.60 and 3,281.36 is: 4,528.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,765.36 : 7,956.60 = 3,281.36 : x
  2. Step 2: Convert to fraction form
    5,765.36/7,956.60 = 3,281.36/x
  3. Step 3: Cross multiply
    5,765.36x = 7,956.60 × 3,281.36
  4. Step 4: Simplify right side
    5,765.36x = 26,108,468.98
  5. Step 5: Solve for x
    x = 26,108,468.98/5,765.36
  6. Step 6: Final answer
    x = 4,528.51

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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.