Home / 9,795.46-13,511.58-5,813.76

Finding the Fourth Proportional to 9,795.46, 13,511.58 and 5,813.76

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Solution

The fourth proportional to 9,795.46, 13,511.58 and 5,813.76 is: 8,019.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,795.46 : 13,511.58 = 5,813.76 : x
  2. Step 2: Convert to fraction form
    9,795.46/13,511.58 = 5,813.76/x
  3. Step 3: Cross multiply
    9,795.46x = 13,511.58 × 5,813.76
  4. Step 4: Simplify right side
    9,795.46x = 78,553,083.34
  5. Step 5: Solve for x
    x = 78,553,083.34/9,795.46
  6. Step 6: Final answer
    x = 8,019.34

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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.