Home / 12,484.82-17,228.45-6,895.70

Finding the Fourth Proportional to 12,484.82, 17,228.45 and 6,895.70

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Solution

The fourth proportional to 12,484.82, 17,228.45 and 6,895.70 is: 9,515.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,484.82 : 17,228.45 = 6,895.70 : x
  2. Step 2: Convert to fraction form
    12,484.82/17,228.45 = 6,895.70/x
  3. Step 3: Cross multiply
    12,484.82x = 17,228.45 × 6,895.70
  4. Step 4: Simplify right side
    12,484.82x = 118,802,222.67
  5. Step 5: Solve for x
    x = 118,802,222.67/12,484.82
  6. Step 6: Final answer
    x = 9,515.73

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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.