Home / 9,430.36-14,142.20-2,765.00

Finding the Fourth Proportional to 9,430.36, 14,142.20 and 2,765.00

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Solution

The fourth proportional to 9,430.36, 14,142.20 and 2,765.00 is: 4,146.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,430.36 : 14,142.20 = 2,765.00 : x
  2. Step 2: Convert to fraction form
    9,430.36/14,142.20 = 2,765.00/x
  3. Step 3: Cross multiply
    9,430.36x = 14,142.20 × 2,765.00
  4. Step 4: Simplify right side
    9,430.36x = 39,103,204.53
  5. Step 5: Solve for x
    x = 39,103,204.53/9,430.36
  6. Step 6: Final answer
    x = 4,146.52

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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.