Home / 7,511.58-11,267.33-2,581.58

Finding the Fourth Proportional to 7,511.58, 11,267.33 and 2,581.58

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Solution

The fourth proportional to 7,511.58, 11,267.33 and 2,581.58 is: 3,872.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,511.58 : 11,267.33 = 2,581.58 : x
  2. Step 2: Convert to fraction form
    7,511.58/11,267.33 = 2,581.58/x
  3. Step 3: Cross multiply
    7,511.58x = 11,267.33 × 2,581.58
  4. Step 4: Simplify right side
    7,511.58x = 29,087,444.54
  5. Step 5: Solve for x
    x = 29,087,444.54/7,511.58
  6. Step 6: Final answer
    x = 3,872.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.