Home / 9,164.08-12,646.39-4,972.33

Finding the Fourth Proportional to 9,164.08, 12,646.39 and 4,972.33

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Solution

The fourth proportional to 9,164.08, 12,646.39 and 4,972.33 is: 6,861.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,164.08 : 12,646.39 = 4,972.33 : x
  2. Step 2: Convert to fraction form
    9,164.08/12,646.39 = 4,972.33/x
  3. Step 3: Cross multiply
    9,164.08x = 12,646.39 × 4,972.33
  4. Step 4: Simplify right side
    9,164.08x = 62,882,024.39
  5. Step 5: Solve for x
    x = 62,882,024.39/9,164.08
  6. Step 6: Final answer
    x = 6,861.79

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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.