Home / 11,331.93-16,994.91-5,088.45

Finding the Fourth Proportional to 11,331.93, 16,994.91 and 5,088.45

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Solution

The fourth proportional to 11,331.93, 16,994.91 and 5,088.45 is: 7,631.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,331.93 : 16,994.91 = 5,088.45 : x
  2. Step 2: Convert to fraction form
    11,331.93/16,994.91 = 5,088.45/x
  3. Step 3: Cross multiply
    11,331.93x = 16,994.91 × 5,088.45
  4. Step 4: Simplify right side
    11,331.93x = 86,477,749.79
  5. Step 5: Solve for x
    x = 86,477,749.79/11,331.93
  6. Step 6: Final answer
    x = 7,631.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.