Home / 9,026.36-12,456.44-5,047.64

Finding the Fourth Proportional to 9,026.36, 12,456.44 and 5,047.64

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Solution

The fourth proportional to 9,026.36, 12,456.44 and 5,047.64 is: 6,965.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,026.36 : 12,456.44 = 5,047.64 : x
  2. Step 2: Convert to fraction form
    9,026.36/12,456.44 = 5,047.64/x
  3. Step 3: Cross multiply
    9,026.36x = 12,456.44 × 5,047.64
  4. Step 4: Simplify right side
    9,026.36x = 62,875,624.80
  5. Step 5: Solve for x
    x = 62,875,624.80/9,026.36
  6. Step 6: Final answer
    x = 6,965.78

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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.