Home / 5,192.51-7,787.59-1,493.91

Finding the Fourth Proportional to 5,192.51, 7,787.59 and 1,493.91

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Solution

The fourth proportional to 5,192.51, 7,787.59 and 1,493.91 is: 2,240.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192.51 : 7,787.59 = 1,493.91 : x
  2. Step 2: Convert to fraction form
    5,192.51/7,787.59 = 1,493.91/x
  3. Step 3: Cross multiply
    5,192.51x = 7,787.59 × 1,493.91
  4. Step 4: Simplify right side
    5,192.51x = 11,633,963.25
  5. Step 5: Solve for x
    x = 11,633,963.25/5,192.51
  6. Step 6: Final answer
    x = 2,240.53

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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.