Home / 5,313.82-7,332.87-2,955.58

Finding the Fourth Proportional to 5,313.82, 7,332.87 and 2,955.58

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Solution

The fourth proportional to 5,313.82, 7,332.87 and 2,955.58 is: 4,078.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,313.82 : 7,332.87 = 2,955.58 : x
  2. Step 2: Convert to fraction form
    5,313.82/7,332.87 = 2,955.58/x
  3. Step 3: Cross multiply
    5,313.82x = 7,332.87 × 2,955.58
  4. Step 4: Simplify right side
    5,313.82x = 21,672,883.91
  5. Step 5: Solve for x
    x = 21,672,883.91/5,313.82
  6. Step 6: Final answer
    x = 4,078.59

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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.