Home / 7,323.17-10,105.38-4,137.26

Finding the Fourth Proportional to 7,323.17, 10,105.38 and 4,137.26

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Solution

The fourth proportional to 7,323.17, 10,105.38 and 4,137.26 is: 5,709.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,323.17 : 10,105.38 = 4,137.26 : x
  2. Step 2: Convert to fraction form
    7,323.17/10,105.38 = 4,137.26/x
  3. Step 3: Cross multiply
    7,323.17x = 10,105.38 × 4,137.26
  4. Step 4: Simplify right side
    7,323.17x = 41,808,533.93
  5. Step 5: Solve for x
    x = 41,808,533.93/7,323.17
  6. Step 6: Final answer
    x = 5,709.08

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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.