Home / 7,132.81-10,696.60-2,451.49

Finding the Fourth Proportional to 7,132.81, 10,696.60 and 2,451.49

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Solution

The fourth proportional to 7,132.81, 10,696.60 and 2,451.49 is: 3,676.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,132.81 : 10,696.60 = 2,451.49 : x
  2. Step 2: Convert to fraction form
    7,132.81/10,696.60 = 2,451.49/x
  3. Step 3: Cross multiply
    7,132.81x = 10,696.60 × 2,451.49
  4. Step 4: Simplify right side
    7,132.81x = 26,222,628.55
  5. Step 5: Solve for x
    x = 26,222,628.55/7,132.81
  6. Step 6: Final answer
    x = 3,676.34

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1.5x scale

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.