Home / 9,965.43-14,950.29-4,970.49

Finding the Fourth Proportional to 9,965.43, 14,950.29 and 4,970.49

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Solution

The fourth proportional to 9,965.43, 14,950.29 and 4,970.49 is: 7,456.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,965.43 : 14,950.29 = 4,970.49 : x
  2. Step 2: Convert to fraction form
    9,965.43/14,950.29 = 4,970.49/x
  3. Step 3: Cross multiply
    9,965.43x = 14,950.29 × 4,970.49
  4. Step 4: Simplify right side
    9,965.43x = 74,310,254.09
  5. Step 5: Solve for x
    x = 74,310,254.09/9,965.43
  6. Step 6: Final answer
    x = 7,456.80

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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.