Home / 9,390.78-14,086.98-2,465.28

Finding the Fourth Proportional to 9,390.78, 14,086.98 and 2,465.28

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Solution

The fourth proportional to 9,390.78, 14,086.98 and 2,465.28 is: 3,698.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,390.78 : 14,086.98 = 2,465.28 : x
  2. Step 2: Convert to fraction form
    9,390.78/14,086.98 = 2,465.28/x
  3. Step 3: Cross multiply
    9,390.78x = 14,086.98 × 2,465.28
  4. Step 4: Simplify right side
    9,390.78x = 34,728,350.05
  5. Step 5: Solve for x
    x = 34,728,350.05/9,390.78
  6. Step 6: Final answer
    x = 3,698.13

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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.