Home / 8,555.36-11,806.72-4,727.04

Finding the Fourth Proportional to 8,555.36, 11,806.72 and 4,727.04

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Solution

The fourth proportional to 8,555.36, 11,806.72 and 4,727.04 is: 6,523.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,555.36 : 11,806.72 = 4,727.04 : x
  2. Step 2: Convert to fraction form
    8,555.36/11,806.72 = 4,727.04/x
  3. Step 3: Cross multiply
    8,555.36x = 11,806.72 × 4,727.04
  4. Step 4: Simplify right side
    8,555.36x = 55,810,837.71
  5. Step 5: Solve for x
    x = 55,810,837.71/8,555.36
  6. Step 6: Final answer
    x = 6,523.49

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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.