Home / 6,581.34-9,865.62-2,631.51

Finding the Fourth Proportional to 6,581.34, 9,865.62 and 2,631.51

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Solution

The fourth proportional to 6,581.34, 9,865.62 and 2,631.51 is: 3,944.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,581.34 : 9,865.62 = 2,631.51 : x
  2. Step 2: Convert to fraction form
    6,581.34/9,865.62 = 2,631.51/x
  3. Step 3: Cross multiply
    6,581.34x = 9,865.62 × 2,631.51
  4. Step 4: Simplify right side
    6,581.34x = 25,961,477.69
  5. Step 5: Solve for x
    x = 25,961,477.69/6,581.34
  6. Step 6: Final answer
    x = 3,944.71

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1.5x scale

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.