Home / 5,309.52-7,327.73-3,071.37

Finding the Fourth Proportional to 5,309.52, 7,327.73 and 3,071.37

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Solution

The fourth proportional to 5,309.52, 7,327.73 and 3,071.37 is: 4,238.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,309.52 : 7,327.73 = 3,071.37 : x
  2. Step 2: Convert to fraction form
    5,309.52/7,327.73 = 3,071.37/x
  3. Step 3: Cross multiply
    5,309.52x = 7,327.73 × 3,071.37
  4. Step 4: Simplify right side
    5,309.52x = 22,506,154.73
  5. Step 5: Solve for x
    x = 22,506,154.73/5,309.52
  6. Step 6: Final answer
    x = 4,238.83

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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.