Home / 10,858.13-16,289.59-6,180.35

Finding the Fourth Proportional to 10,858.13, 16,289.59 and 6,180.35

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Solution

The fourth proportional to 10,858.13, 16,289.59 and 6,180.35 is: 9,271.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,858.13 : 16,289.59 = 6,180.35 : x
  2. Step 2: Convert to fraction form
    10,858.13/16,289.59 = 6,180.35/x
  3. Step 3: Cross multiply
    10,858.13x = 16,289.59 × 6,180.35
  4. Step 4: Simplify right side
    10,858.13x = 100,675,270.66
  5. Step 5: Solve for x
    x = 100,675,270.66/10,858.13
  6. Step 6: Final answer
    x = 9,271.88

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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.