Home / 9,295.92-12,829.28-5,317.36

Finding the Fourth Proportional to 9,295.92, 12,829.28 and 5,317.36

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Solution

The fourth proportional to 9,295.92, 12,829.28 and 5,317.36 is: 7,338.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,295.92 : 12,829.28 = 5,317.36 : x
  2. Step 2: Convert to fraction form
    9,295.92/12,829.28 = 5,317.36/x
  3. Step 3: Cross multiply
    9,295.92x = 12,829.28 × 5,317.36
  4. Step 4: Simplify right side
    9,295.92x = 68,217,900.30
  5. Step 5: Solve for x
    x = 68,217,900.30/9,295.92
  6. Step 6: Final answer
    x = 7,338.48

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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.