Home / 10,679.92-16,018.66-2,888.13

Finding the Fourth Proportional to 10,679.92, 16,018.66 and 2,888.13

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Solution

The fourth proportional to 10,679.92, 16,018.66 and 2,888.13 is: 4,331.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,679.92 : 16,018.66 = 2,888.13 : x
  2. Step 2: Convert to fraction form
    10,679.92/16,018.66 = 2,888.13/x
  3. Step 3: Cross multiply
    10,679.92x = 16,018.66 × 2,888.13
  4. Step 4: Simplify right side
    10,679.92x = 46,263,972.51
  5. Step 5: Solve for x
    x = 46,263,972.51/10,679.92
  6. Step 6: Final answer
    x = 4,331.87

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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.