Home / 6,686.59-9,222.71-4,447.35

Finding the Fourth Proportional to 6,686.59, 9,222.71 and 4,447.35

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Solution

The fourth proportional to 6,686.59, 9,222.71 and 4,447.35 is: 6,134.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,686.59 : 9,222.71 = 4,447.35 : x
  2. Step 2: Convert to fraction form
    6,686.59/9,222.71 = 4,447.35/x
  3. Step 3: Cross multiply
    6,686.59x = 9,222.71 × 4,447.35
  4. Step 4: Simplify right side
    6,686.59x = 41,016,619.32
  5. Step 5: Solve for x
    x = 41,016,619.32/6,686.59
  6. Step 6: Final answer
    x = 6,134.16

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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.