Home / 7,336.92-10,127.68-5,357.68

Finding the Fourth Proportional to 7,336.92, 10,127.68 and 5,357.68

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Solution

The fourth proportional to 7,336.92, 10,127.68 and 5,357.68 is: 7,395.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,336.92 : 10,127.68 = 5,357.68 : x
  2. Step 2: Convert to fraction form
    7,336.92/10,127.68 = 5,357.68/x
  3. Step 3: Cross multiply
    7,336.92x = 10,127.68 × 5,357.68
  4. Step 4: Simplify right side
    7,336.92x = 54,260,868.58
  5. Step 5: Solve for x
    x = 54,260,868.58/7,336.92
  6. Step 6: Final answer
    x = 7,395.59

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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.