Home / 12,484.87-17,232.06-7,182.75

Finding the Fourth Proportional to 12,484.87, 17,232.06 and 7,182.75

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Solution

The fourth proportional to 12,484.87, 17,232.06 and 7,182.75 is: 9,913.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,484.87 : 17,232.06 = 7,182.75 : x
  2. Step 2: Convert to fraction form
    12,484.87/17,232.06 = 7,182.75/x
  3. Step 3: Cross multiply
    12,484.87x = 17,232.06 × 7,182.75
  4. Step 4: Simplify right side
    12,484.87x = 123,773,578.97
  5. Step 5: Solve for x
    x = 123,773,578.97/12,484.87
  6. Step 6: Final answer
    x = 9,913.89

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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.