Home / 10,742.88-14,825.16-6,027.60

Finding the Fourth Proportional to 10,742.88, 14,825.16 and 6,027.60

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Solution

The fourth proportional to 10,742.88, 14,825.16 and 6,027.60 is: 8,318.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,742.88 : 14,825.16 = 6,027.60 : x
  2. Step 2: Convert to fraction form
    10,742.88/14,825.16 = 6,027.60/x
  3. Step 3: Cross multiply
    10,742.88x = 14,825.16 × 6,027.60
  4. Step 4: Simplify right side
    10,742.88x = 89,360,134.42
  5. Step 5: Solve for x
    x = 89,360,134.42/10,742.88
  6. Step 6: Final answer
    x = 8,318.08

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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.