Home / 7,513.11-10,367.91-4,155.94

Finding the Fourth Proportional to 7,513.11, 10,367.91 and 4,155.94

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Solution

The fourth proportional to 7,513.11, 10,367.91 and 4,155.94 is: 5,735.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,513.11 : 10,367.91 = 4,155.94 : x
  2. Step 2: Convert to fraction form
    7,513.11/10,367.91 = 4,155.94/x
  3. Step 3: Cross multiply
    7,513.11x = 10,367.91 × 4,155.94
  4. Step 4: Simplify right side
    7,513.11x = 43,088,424.85
  5. Step 5: Solve for x
    x = 43,088,424.85/7,513.11
  6. Step 6: Final answer
    x = 5,735.10

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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.