Home / 9,419.30-14,130.78-3,580.02

Finding the Fourth Proportional to 9,419.30, 14,130.78 and 3,580.02

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Solution

The fourth proportional to 9,419.30, 14,130.78 and 3,580.02 is: 5,370.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,419.30 : 14,130.78 = 3,580.02 : x
  2. Step 2: Convert to fraction form
    9,419.30/14,130.78 = 3,580.02/x
  3. Step 3: Cross multiply
    9,419.30x = 14,130.78 × 3,580.02
  4. Step 4: Simplify right side
    9,419.30x = 50,588,475.02
  5. Step 5: Solve for x
    x = 50,588,475.02/9,419.30
  6. Step 6: Final answer
    x = 5,370.73

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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.