Home / 10,685.08-16,021.14-4,117.24

Finding the Fourth Proportional to 10,685.08, 16,021.14 and 4,117.24

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Solution

The fourth proportional to 10,685.08, 16,021.14 and 4,117.24 is: 6,173.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,685.08 : 16,021.14 = 4,117.24 : x
  2. Step 2: Convert to fraction form
    10,685.08/16,021.14 = 4,117.24/x
  3. Step 3: Cross multiply
    10,685.08x = 16,021.14 × 4,117.24
  4. Step 4: Simplify right side
    10,685.08x = 65,962,878.45
  5. Step 5: Solve for x
    x = 65,962,878.45/10,685.08
  6. Step 6: Final answer
    x = 6,173.36

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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.