Home / 10,659.92-14,711.48-6,185.20

Finding the Fourth Proportional to 10,659.92, 14,711.48 and 6,185.20

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Solution

The fourth proportional to 10,659.92, 14,711.48 and 6,185.20 is: 8,536.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,659.92 : 14,711.48 = 6,185.20 : x
  2. Step 2: Convert to fraction form
    10,659.92/14,711.48 = 6,185.20/x
  3. Step 3: Cross multiply
    10,659.92x = 14,711.48 × 6,185.20
  4. Step 4: Simplify right side
    10,659.92x = 90,993,446.10
  5. Step 5: Solve for x
    x = 90,993,446.10/10,659.92
  6. Step 6: Final answer
    x = 8,536.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.