Home / 7,582.15-11,378.13-4,027.51

Finding the Fourth Proportional to 7,582.15, 11,378.13 and 4,027.51

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Solution

The fourth proportional to 7,582.15, 11,378.13 and 4,027.51 is: 6,043.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,582.15 : 11,378.13 = 4,027.51 : x
  2. Step 2: Convert to fraction form
    7,582.15/11,378.13 = 4,027.51/x
  3. Step 3: Cross multiply
    7,582.15x = 11,378.13 × 4,027.51
  4. Step 4: Simplify right side
    7,582.15x = 45,825,532.36
  5. Step 5: Solve for x
    x = 45,825,532.36/7,582.15
  6. Step 6: Final answer
    x = 6,043.87

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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.