Home / 10,749.94-16,127.21-4,176.11

Finding the Fourth Proportional to 10,749.94, 16,127.21 and 4,176.11

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Solution

The fourth proportional to 10,749.94, 16,127.21 and 4,176.11 is: 6,265.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,749.94 : 16,127.21 = 4,176.11 : x
  2. Step 2: Convert to fraction form
    10,749.94/16,127.21 = 4,176.11/x
  3. Step 3: Cross multiply
    10,749.94x = 16,127.21 × 4,176.11
  4. Step 4: Simplify right side
    10,749.94x = 67,349,053.71
  5. Step 5: Solve for x
    x = 67,349,053.71/10,749.94
  6. Step 6: Final answer
    x = 6,265.06

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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.