Home / 9,005.20-12,427.09-5,027.00

Finding the Fourth Proportional to 9,005.20, 12,427.09 and 5,027.00

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Solution

The fourth proportional to 9,005.20, 12,427.09 and 5,027.00 is: 6,937.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,005.20 : 12,427.09 = 5,027.00 : x
  2. Step 2: Convert to fraction form
    9,005.20/12,427.09 = 5,027.00/x
  3. Step 3: Cross multiply
    9,005.20x = 12,427.09 × 5,027.00
  4. Step 4: Simplify right side
    9,005.20x = 62,470,906.73
  5. Step 5: Solve for x
    x = 62,470,906.73/9,005.20
  6. Step 6: Final answer
    x = 6,937.21

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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.