Home / 10,586.30-15,881.26-4,349.68

Finding the Fourth Proportional to 10,586.30, 15,881.26 and 4,349.68

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Solution

The fourth proportional to 10,586.30, 15,881.26 and 4,349.68 is: 6,525.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,586.30 : 15,881.26 = 4,349.68 : x
  2. Step 2: Convert to fraction form
    10,586.30/15,881.26 = 4,349.68/x
  3. Step 3: Cross multiply
    10,586.30x = 15,881.26 × 4,349.68
  4. Step 4: Simplify right side
    10,586.30x = 69,078,399.00
  5. Step 5: Solve for x
    x = 69,078,399.00/10,586.30
  6. Step 6: Final answer
    x = 6,525.26

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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.