Home / 9,043.72-12,481.81-6,208.74

Finding the Fourth Proportional to 9,043.72, 12,481.81 and 6,208.74

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Solution

The fourth proportional to 9,043.72, 12,481.81 and 6,208.74 is: 8,569.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,043.72 : 12,481.81 = 6,208.74 : x
  2. Step 2: Convert to fraction form
    9,043.72/12,481.81 = 6,208.74/x
  3. Step 3: Cross multiply
    9,043.72x = 12,481.81 × 6,208.74
  4. Step 4: Simplify right side
    9,043.72x = 77,496,297.50
  5. Step 5: Solve for x
    x = 77,496,297.50/9,043.72
  6. Step 6: Final answer
    x = 8,569.08

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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.