Home / 10,449.07-14,420.63-5,734.27

Finding the Fourth Proportional to 10,449.07, 14,420.63 and 5,734.27

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Solution

The fourth proportional to 10,449.07, 14,420.63 and 5,734.27 is: 7,913.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,449.07 : 14,420.63 = 5,734.27 : x
  2. Step 2: Convert to fraction form
    10,449.07/14,420.63 = 5,734.27/x
  3. Step 3: Cross multiply
    10,449.07x = 14,420.63 × 5,734.27
  4. Step 4: Simplify right side
    10,449.07x = 82,691,685.22
  5. Step 5: Solve for x
    x = 82,691,685.22/10,449.07
  6. Step 6: Final answer
    x = 7,913.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.