Home / 8,701.36-11,995.36-6,213.04

Finding the Fourth Proportional to 8,701.36, 11,995.36 and 6,213.04

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Solution

The fourth proportional to 8,701.36, 11,995.36 and 6,213.04 is: 8,565.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,701.36 : 11,995.36 = 6,213.04 : x
  2. Step 2: Convert to fraction form
    8,701.36/11,995.36 = 6,213.04/x
  3. Step 3: Cross multiply
    8,701.36x = 11,995.36 × 6,213.04
  4. Step 4: Simplify right side
    8,701.36x = 74,527,651.49
  5. Step 5: Solve for x
    x = 74,527,651.49/8,701.36
  6. Step 6: Final answer
    x = 8,565.06

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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.