Home / 7,619.27-11,417.10-5,283.83

Finding the Fourth Proportional to 7,619.27, 11,417.10 and 5,283.83

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Solution

The fourth proportional to 7,619.27, 11,417.10 and 5,283.83 is: 7,917.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,619.27 : 11,417.10 = 5,283.83 : x
  2. Step 2: Convert to fraction form
    7,619.27/11,417.10 = 5,283.83/x
  3. Step 3: Cross multiply
    7,619.27x = 11,417.10 × 5,283.83
  4. Step 4: Simplify right side
    7,619.27x = 60,326,015.49
  5. Step 5: Solve for x
    x = 60,326,015.49/7,619.27
  6. Step 6: Final answer
    x = 7,917.56

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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.