Home / 7,709.27-10,638.83-4,352.23

Finding the Fourth Proportional to 7,709.27, 10,638.83 and 4,352.23

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Solution

The fourth proportional to 7,709.27, 10,638.83 and 4,352.23 is: 6,006.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,709.27 : 10,638.83 = 4,352.23 : x
  2. Step 2: Convert to fraction form
    7,709.27/10,638.83 = 4,352.23/x
  3. Step 3: Cross multiply
    7,709.27x = 10,638.83 × 4,352.23
  4. Step 4: Simplify right side
    7,709.27x = 46,302,635.09
  5. Step 5: Solve for x
    x = 46,302,635.09/7,709.27
  6. Step 6: Final answer
    x = 6,006.10

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Half scale
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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.