Home / 10,343.36-14,274.42-5,627.56

Finding the Fourth Proportional to 10,343.36, 14,274.42 and 5,627.56

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Solution

The fourth proportional to 10,343.36, 14,274.42 and 5,627.56 is: 7,766.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,343.36 : 14,274.42 = 5,627.56 : x
  2. Step 2: Convert to fraction form
    10,343.36/14,274.42 = 5,627.56/x
  3. Step 3: Cross multiply
    10,343.36x = 14,274.42 × 5,627.56
  4. Step 4: Simplify right side
    10,343.36x = 80,330,155.02
  5. Step 5: Solve for x
    x = 80,330,155.02/10,343.36
  6. Step 6: Final answer
    x = 7,766.35

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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.