Home / 12,743.48-19,110.88-4,844.09

Finding the Fourth Proportional to 12,743.48, 19,110.88 and 4,844.09

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Solution

The fourth proportional to 12,743.48, 19,110.88 and 4,844.09 is: 7,264.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,743.48 : 19,110.88 = 4,844.09 : x
  2. Step 2: Convert to fraction form
    12,743.48/19,110.88 = 4,844.09/x
  3. Step 3: Cross multiply
    12,743.48x = 19,110.88 × 4,844.09
  4. Step 4: Simplify right side
    12,743.48x = 92,574,702.92
  5. Step 5: Solve for x
    x = 92,574,702.92/12,743.48
  6. Step 6: Final answer
    x = 7,264.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.