Home / 10,750.94-16,128.30-4,908.14

Finding the Fourth Proportional to 10,750.94, 16,128.30 and 4,908.14

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Solution

The fourth proportional to 10,750.94, 16,128.30 and 4,908.14 is: 7,363.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,750.94 : 16,128.30 = 4,908.14 : x
  2. Step 2: Convert to fraction form
    10,750.94/16,128.30 = 4,908.14/x
  3. Step 3: Cross multiply
    10,750.94x = 16,128.30 × 4,908.14
  4. Step 4: Simplify right side
    10,750.94x = 79,159,954.36
  5. Step 5: Solve for x
    x = 79,159,954.36/10,750.94
  6. Step 6: Final answer
    x = 7,363.07

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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.