Home / 4,758.02-7,136.33-2,784.56

Finding the Fourth Proportional to 4,758.02, 7,136.33 and 2,784.56

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Solution

The fourth proportional to 4,758.02, 7,136.33 and 2,784.56 is: 4,176.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,758.02 : 7,136.33 = 2,784.56 : x
  2. Step 2: Convert to fraction form
    4,758.02/7,136.33 = 2,784.56/x
  3. Step 3: Cross multiply
    4,758.02x = 7,136.33 × 2,784.56
  4. Step 4: Simplify right side
    4,758.02x = 19,871,539.06
  5. Step 5: Solve for x
    x = 19,871,539.06/4,758.02
  6. Step 6: Final answer
    x = 4,176.43

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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.