Home / 9,267.95-12,788.97-5,490.44

Finding the Fourth Proportional to 9,267.95, 12,788.97 and 5,490.44

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Solution

The fourth proportional to 9,267.95, 12,788.97 and 5,490.44 is: 7,576.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,267.95 : 12,788.97 = 5,490.44 : x
  2. Step 2: Convert to fraction form
    9,267.95/12,788.97 = 5,490.44/x
  3. Step 3: Cross multiply
    9,267.95x = 12,788.97 × 5,490.44
  4. Step 4: Simplify right side
    9,267.95x = 70,217,035.87
  5. Step 5: Solve for x
    x = 70,217,035.87/9,267.95
  6. Step 6: Final answer
    x = 7,576.33

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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.