Home / 10,585.12-15,868.26-4,015.92

Finding the Fourth Proportional to 10,585.12, 15,868.26 and 4,015.92

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Solution

The fourth proportional to 10,585.12, 15,868.26 and 4,015.92 is: 6,020.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,585.12 : 15,868.26 = 4,015.92 : x
  2. Step 2: Convert to fraction form
    10,585.12/15,868.26 = 4,015.92/x
  3. Step 3: Cross multiply
    10,585.12x = 15,868.26 × 4,015.92
  4. Step 4: Simplify right side
    10,585.12x = 63,725,662.70
  5. Step 5: Solve for x
    x = 63,725,662.70/10,585.12
  6. Step 6: Final answer
    x = 6,020.31

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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.