Home / 7,093.59-9,789.10-4,109.36

Finding the Fourth Proportional to 7,093.59, 9,789.10 and 4,109.36

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Solution

The fourth proportional to 7,093.59, 9,789.10 and 4,109.36 is: 5,670.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,093.59 : 9,789.10 = 4,109.36 : x
  2. Step 2: Convert to fraction form
    7,093.59/9,789.10 = 4,109.36/x
  3. Step 3: Cross multiply
    7,093.59x = 9,789.10 × 4,109.36
  4. Step 4: Simplify right side
    7,093.59x = 40,226,935.98
  5. Step 5: Solve for x
    x = 40,226,935.98/7,093.59
  6. Step 6: Final answer
    x = 5,670.89

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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.