Home / 10,344.11-14,274.73-5,628.39

Finding the Fourth Proportional to 10,344.11, 14,274.73 and 5,628.39

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Solution

The fourth proportional to 10,344.11, 14,274.73 and 5,628.39 is: 7,767.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,344.11 : 14,274.73 = 5,628.39 : x
  2. Step 2: Convert to fraction form
    10,344.11/14,274.73 = 5,628.39/x
  3. Step 3: Cross multiply
    10,344.11x = 14,274.73 × 5,628.39
  4. Step 4: Simplify right side
    10,344.11x = 80,343,701.09
  5. Step 5: Solve for x
    x = 80,343,701.09/10,344.11
  6. Step 6: Final answer
    x = 7,767.10

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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.