Home / 11,605.32-16,015.29-6,300.18

Finding the Fourth Proportional to 11,605.32, 16,015.29 and 6,300.18

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Solution

The fourth proportional to 11,605.32, 16,015.29 and 6,300.18 is: 8,694.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,605.32 : 16,015.29 = 6,300.18 : x
  2. Step 2: Convert to fraction form
    11,605.32/16,015.29 = 6,300.18/x
  3. Step 3: Cross multiply
    11,605.32x = 16,015.29 × 6,300.18
  4. Step 4: Simplify right side
    11,605.32x = 100,899,209.75
  5. Step 5: Solve for x
    x = 100,899,209.75/11,605.32
  6. Step 6: Final answer
    x = 8,694.22

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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.