Home / 9,005.40-12,427.80-5,026.44

Finding the Fourth Proportional to 9,005.40, 12,427.80 and 5,026.44

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Solution

The fourth proportional to 9,005.40, 12,427.80 and 5,026.44 is: 6,936.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,005.40 : 12,427.80 = 5,026.44 : x
  2. Step 2: Convert to fraction form
    9,005.40/12,427.80 = 5,026.44/x
  3. Step 3: Cross multiply
    9,005.40x = 12,427.80 × 5,026.44
  4. Step 4: Simplify right side
    9,005.40x = 62,467,591.03
  5. Step 5: Solve for x
    x = 62,467,591.03/9,005.40
  6. Step 6: Final answer
    x = 6,936.68

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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.