Home / 9,965.78-14,948.61-3,040.28

Finding the Fourth Proportional to 9,965.78, 14,948.61 and 3,040.28

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Solution

The fourth proportional to 9,965.78, 14,948.61 and 3,040.28 is: 4,560.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,965.78 : 14,948.61 = 3,040.28 : x
  2. Step 2: Convert to fraction form
    9,965.78/14,948.61 = 3,040.28/x
  3. Step 3: Cross multiply
    9,965.78x = 14,948.61 × 3,040.28
  4. Step 4: Simplify right side
    9,965.78x = 45,447,960.01
  5. Step 5: Solve for x
    x = 45,447,960.01/9,965.78
  6. Step 6: Final answer
    x = 4,560.40

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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.