Home / 7,036.65-9,710.46-3,892.77

Finding the Fourth Proportional to 7,036.65, 9,710.46 and 3,892.77

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Solution

The fourth proportional to 7,036.65, 9,710.46 and 3,892.77 is: 5,371.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,036.65 : 9,710.46 = 3,892.77 : x
  2. Step 2: Convert to fraction form
    7,036.65/9,710.46 = 3,892.77/x
  3. Step 3: Cross multiply
    7,036.65x = 9,710.46 × 3,892.77
  4. Step 4: Simplify right side
    7,036.65x = 37,800,587.37
  5. Step 5: Solve for x
    x = 37,800,587.37/7,036.65
  6. Step 6: Final answer
    x = 5,371.96

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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.