Home / 11,525.26-15,903.90-6,487.86

Finding the Fourth Proportional to 11,525.26, 15,903.90 and 6,487.86

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Solution

The fourth proportional to 11,525.26, 15,903.90 and 6,487.86 is: 8,952.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,525.26 : 15,903.90 = 6,487.86 : x
  2. Step 2: Convert to fraction form
    11,525.26/15,903.90 = 6,487.86/x
  3. Step 3: Cross multiply
    11,525.26x = 15,903.90 × 6,487.86
  4. Step 4: Simplify right side
    11,525.26x = 103,182,276.65
  5. Step 5: Solve for x
    x = 103,182,276.65/11,525.26
  6. Step 6: Final answer
    x = 8,952.71

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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.